+++ /dev/null
-/*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 2003, Paul Bagyenda
- * Paul Bagyenda <bagyenda@dsmagic.com>
- * Copyright (C) 2004 - 2005, Ben Kramer
- * Ben Kramer <ben@voicetronix.com.au>
- *
- * Daniel Bichara <daniel@bichara.com.br> - Brazilian CallerID detection (c)2004
- *
- * Welber Silveira - welberms@magiclink.com.br - (c)2004
- * Copying CLID string to propper structure after detection
- *
- * See http://www.asterisk.org for more information about
- * the Asterisk project. Please do not directly contact
- * any of the maintainers of this project for assistance;
- * the project provides a web site, mailing lists and IRC
- * channels for your use.
- *
- * This program is free software, distributed under the terms of
- * the GNU General Public License Version 2. See the LICENSE file
- * at the top of the source tree.
- */
-
-/*! \file
- *
- * \brief VoiceTronix Interface driver
- *
- * \ingroup channel_drivers
- */
-
-/*! \li \ref chan_vpb.cc uses the configuration file \ref vpb.conf
- * \addtogroup configuration_file
- */
-
-/*! \page vpb.conf vpb.conf
- * \verbinclude vpb.conf.sample
- */
-
-/*
- * XXX chan_vpb needs its native bridge code converted to the
- * new bridge technology scheme. The chan_dahdi native bridge
- * code can be used as an example. It is unlikely that this
- * will ever get done.
- *
- * The existing native bridge code is marked with the
- * VPB_NATIVE_BRIDGING conditional.
- */
-
-/*** MODULEINFO
- <depend>vpb</depend>
- <defaultenabled>no</defaultenabled>
- <support_level>deprecated</support_level>
- <deprecated_in>16</deprecated_in>
- <removed_in>19</removed_in>
- ***/
-
-#include <vpbapi.h>
-
-extern "C" {
-
-#include "asterisk.h"
-
-#include "asterisk/lock.h"
-#include "asterisk/utils.h"
-#include "asterisk/channel.h"
-#include "asterisk/config.h"
-#include "asterisk/module.h"
-#include "asterisk/pbx.h"
-#include "asterisk/callerid.h"
-#include "asterisk/dsp.h"
-#include "asterisk/features.h"
-#include "asterisk/musiconhold.h"
-#include "asterisk/format_cache.h"
-}
-
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <arpa/inet.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <ctype.h>
-
-#include <assert.h>
-
-#ifdef pthread_create
-#undef pthread_create
-#endif
-
-#define DEFAULT_GAIN 0
-#define DEFAULT_ECHO_CANCEL 1
-
-#define VPB_SAMPLES 160
-#define VPB_MAX_BUF VPB_SAMPLES*4 + AST_FRIENDLY_OFFSET
-
-#define VPB_NULL_EVENT 200
-
-#define VPB_WAIT_TIMEOUT 4000
-
-#define MAX_VPB_GAIN 12.0
-#define MIN_VPB_GAIN -12.0
-
-#define DTMF_CALLERID
-#define DTMF_CID_START 'D'
-#define DTMF_CID_STOP 'C'
-
-/**/
-#if defined(__cplusplus) || defined(c_plusplus)
- extern "C" {
-#endif
-/**/
-
-static const char tdesc[] = "Standard VoiceTronix API Driver";
-static const char config[] = "vpb.conf";
-
-/* Default context for dialtone mode */
-static char context[AST_MAX_EXTENSION] = "default";
-
-/* Default language */
-static char language[MAX_LANGUAGE] = "";
-
-static int gruntdetect_timeout = 3600000; /* Grunt detect timeout is 1hr. */
-
-/* Protect the interface list (of vpb_pvt's) */
-AST_MUTEX_DEFINE_STATIC(iflock);
-
-/* Protect the monitoring thread, so only one process can kill or start it, and not
- when it's doing something critical. */
-AST_MUTEX_DEFINE_STATIC(monlock);
-
-/* This is the thread for the monitor which checks for input on the channels
- which are not currently in use. */
-static pthread_t monitor_thread;
-
-static int mthreadactive = -1; /* Flag for monitoring monitorthread.*/
-
-
-static int restart_monitor(void);
-
-/* The private structures of the VPB channels are
- linked for selecting outgoing channels */
-
-#define MODE_DIALTONE 1
-#define MODE_IMMEDIATE 2
-#define MODE_FXO 3
-
-/* Pick a country or add your own! */
-/* These are the tones that are played to the user */
-#define TONES_AU
-/* #define TONES_USA */
-
-#ifdef TONES_AU
-static VPB_TONE Dialtone = {440, 440, 440, -10, -10, -10, 5000, 0 };
-static VPB_TONE Busytone = {470, 0, 0, -10, -100, -100, 5000, 0 };
-static VPB_TONE Ringbacktone = {400, 50, 440, -10, -10, -10, 1400, 800 };
-#endif
-#ifdef TONES_USA
-static VPB_TONE Dialtone = {350, 440, 0, -16, -16, -100, 10000, 0};
-static VPB_TONE Busytone = {480, 620, 0, -10, -10, -100, 500, 500};
-static VPB_TONE Ringbacktone = {440, 480, 0, -20, -20, -100, 2000, 4000};
-#endif
-
-/* grunt tone defn's */
-#if 0
-static VPB_DETECT toned_grunt = { 3, VPB_GRUNT, 1, 2000, 3000, 0, 0, -40, 0, 0, 0, 40, { { VPB_DELAY, 1000, 0, 0 }, { VPB_RISING, 0, 40, 0 }, { 0, 100, 0, 0 } } };
-#endif
-static VPB_DETECT toned_ungrunt = { 2, VPB_GRUNT, 1, 2000, 1, 0, 0, -40, 0, 0, 30, 40, { { 0, 0, 0, 0 } } };
-
-/* Use loop polarity detection for CID */
-static int UsePolarityCID=0;
-
-/* Use loop drop detection */
-static int UseLoopDrop=1;
-
-/* To use or not to use Native bridging */
-static int UseNativeBridge=1;
-
-/* Use Asterisk Indication or VPB */
-static int use_ast_ind=0;
-
-/* Use Asterisk DTMF detection or VPB */
-static int use_ast_dtmfdet=0;
-
-static int relaxdtmf=0;
-
-/* Use Asterisk DTMF play back or VPB */
-static int use_ast_dtmf=0;
-
-/* Break for DTMF on native bridge ? */
-static int break_for_dtmf=1;
-
-/* Set EC suppression threshold */
-static short ec_supp_threshold=-1;
-
-/* Inter Digit Delay for collecting DTMF's */
-static int dtmf_idd = 3000;
-
-#define TIMER_PERIOD_RINGBACK 2000
-#define TIMER_PERIOD_BUSY 700
-#define TIMER_PERIOD_RING 4000
-static int timer_period_ring = TIMER_PERIOD_RING;
-
-#define VPB_EVENTS_ALL (VPB_MRING|VPB_MDIGIT|VPB_MDTMF|VPB_MTONEDETECT|VPB_MTIMEREXP \
- |VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \
- |VPB_MRING_OFF|VPB_MDROP|VPB_MSTATION_FLASH)
-#define VPB_EVENTS_NODROP (VPB_MRING|VPB_MDIGIT|VPB_MDTMF|VPB_MTONEDETECT|VPB_MTIMEREXP \
- |VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \
- |VPB_MRING_OFF|VPB_MSTATION_FLASH)
-#define VPB_EVENTS_NODTMF (VPB_MRING|VPB_MDIGIT|VPB_MTONEDETECT|VPB_MTIMEREXP \
- |VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \
- |VPB_MRING_OFF|VPB_MDROP|VPB_MSTATION_FLASH)
-#define VPB_EVENTS_STAT (VPB_MRING|VPB_MDIGIT|VPB_MDTMF|VPB_MTONEDETECT|VPB_MTIMEREXP \
- |VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \
- |VPB_MRING_OFF|VPB_MSTATION_FLASH)
-
-
-/* Dialing parameters for Australia */
-/* #define DIAL_WITH_CALL_PROGRESS */
-VPB_TONE_MAP DialToneMap[] = { { VPB_BUSY, VPB_CALL_DISCONNECT, 0 },
- { VPB_DIAL, VPB_CALL_DIALTONE, 0 },
- { VPB_RINGBACK, VPB_CALL_RINGBACK, 0 },
- { VPB_BUSY, VPB_CALL_BUSY, 0 },
- { VPB_GRUNT, VPB_CALL_GRUNT, 0 },
- { 0, 0, 1 } };
-#define VPB_DIALTONE_WAIT 2000 /* Wait up to 2s for a dialtone */
-#define VPB_RINGWAIT 4000 /* Wait up to 4s for ring tone after dialing */
-#define VPB_CONNECTED_WAIT 4000 /* If no ring tone detected for 4s then consider call connected */
-#define TIMER_PERIOD_NOANSWER 120000 /* Let it ring for 120s before deciding theres noone there */
-
-#define MAX_BRIDGES_V4PCI 2
-#define MAX_BRIDGES_V12PCI 128
-
-/* port states */
-#define VPB_STATE_ONHOOK 0
-#define VPB_STATE_OFFHOOK 1
-#define VPB_STATE_DIALLING 2
-#define VPB_STATE_JOINED 3
-#define VPB_STATE_GETDTMF 4
-#define VPB_STATE_PLAYDIAL 5
-#define VPB_STATE_PLAYBUSY 6
-#define VPB_STATE_PLAYRING 7
-
-#define VPB_GOT_RXHWG 1
-#define VPB_GOT_TXHWG 2
-#define VPB_GOT_RXSWG 4
-#define VPB_GOT_TXSWG 8
-
-typedef struct {
- int inuse;
- struct ast_channel *c0, *c1, **rc;
- struct ast_frame **fo;
- int flags;
- ast_mutex_t lock;
- ast_cond_t cond;
- int endbridge;
-} vpb_bridge_t;
-
-static vpb_bridge_t * bridges;
-static int max_bridges = MAX_BRIDGES_V4PCI;
-
-AST_MUTEX_DEFINE_STATIC(bridge_lock);
-
-typedef enum {
- vpb_model_unknown = 0,
- vpb_model_v4pci,
- vpb_model_v12pci
-} vpb_model_t;
-
-static struct vpb_pvt {
-
- ast_mutex_t owner_lock; /*!< Protect blocks that expect ownership to remain the same */
- struct ast_channel *owner; /*!< Channel who owns us, possibly NULL */
-
- int golock; /*!< Got owner lock ? */
-
- int mode; /*!< fxo/imediate/dialtone */
- int handle; /*!< Handle for vpb interface */
-
- int state; /*!< used to keep port state (internal to driver) */
-
- int group; /*!< Which group this port belongs to */
- ast_group_t callgroup; /*!< Call group */
- ast_group_t pickupgroup; /*!< Pickup group */
-
-
- char dev[256]; /*!< Device name, eg vpb/1-1 */
- vpb_model_t vpb_model; /*!< card model */
-
- struct ast_frame f, fr; /*!< Asterisk frame interface */
- char buf[VPB_MAX_BUF]; /*!< Static buffer for reading frames */
-
- int dialtone; /*!< NOT USED */
- float txgain, rxgain; /*!< Hardware gain control */
- float txswgain, rxswgain; /*!< Software gain control */
-
- int wantdtmf; /*!< Waiting for DTMF. */
- char context[AST_MAX_EXTENSION]; /*!< The context for this channel */
-
- char ext[AST_MAX_EXTENSION]; /*!< DTMF buffer for the ext[ens] */
- char language[MAX_LANGUAGE]; /*!< language being used */
- char callerid[AST_MAX_EXTENSION]; /*!< CallerId used for directly connected phone */
- int callerid_type; /*!< Caller ID type: 0=>none 1=>vpb 2=>AstV23 3=>AstBell */
- char cid_num[AST_MAX_EXTENSION];
- char cid_name[AST_MAX_EXTENSION];
-
- int dtmf_caller_pos; /*!< DTMF CallerID detection (Brazil)*/
-
- int lastoutput; /*!< Holds the last Audio format output'ed */
- int lastinput; /*!< Holds the last Audio format input'ed */
- int last_ignore_dtmf;
-
- void *busy_timer; /*!< Void pointer for busy vpb_timer */
- int busy_timer_id; /*!< unique timer ID for busy timer */
-
- void *ringback_timer; /*!< Void pointer for ringback vpb_timer */
- int ringback_timer_id; /*!< unique timer ID for ringback timer */
-
- void *ring_timer; /*!< Void pointer for ring vpb_timer */
- int ring_timer_id; /*!< unique timer ID for ring timer */
-
- void *dtmfidd_timer; /*!< Void pointer for DTMF IDD vpb_timer */
- int dtmfidd_timer_id; /*!< unique timer ID for DTMF IDD timer */
-
- struct ast_dsp *vad; /*!< AST Voice Activation Detection dsp */
-
- struct timeval lastgrunt; /*!< time stamp of last grunt event */
-
- ast_mutex_t lock; /*!< This one just protects bridge ptr below */
- vpb_bridge_t *bridge;
-
- int stopreads; /*!< Stop reading...*/
- int read_state; /*!< Read state */
- int chuck_count; /*!< a count of packets weve chucked away!*/
- pthread_t readthread; /*!< For monitoring read channel. One per owned channel. */
-
- ast_mutex_t record_lock; /*!< This one prevents reentering a record_buf block */
- ast_mutex_t play_lock; /*!< This one prevents reentering a play_buf block */
- int play_buf_time; /*!< How long the last play_buf took */
- struct timeval lastplay; /*!< Last play time */
-
- ast_mutex_t play_dtmf_lock;
- char play_dtmf[16];
-
- int faxhandled; /*!< has a fax tone been handled ? */
-
- struct vpb_pvt *next; /*!< Next channel in list */
-
-} *iflist = NULL;
-
-static struct ast_channel *vpb_new(struct vpb_pvt *i, enum ast_channel_state state, const char *context, const struct ast_assigned_ids *assignedids, const struct ast_channel *requestor);
-static void *do_chanreads(void *pvt);
-static struct ast_channel *vpb_request(const char *type, struct ast_format_cap *cap, const struct ast_assigned_ids *assignedids, const struct ast_channel *requestor, const char *data, int *cause);
-static int vpb_digit_begin(struct ast_channel *ast, char digit);
-static int vpb_digit_end(struct ast_channel *ast, char digit, unsigned int duration);
-static int vpb_call(struct ast_channel *ast, const char *dest, int timeout);
-static int vpb_hangup(struct ast_channel *ast);
-static int vpb_answer(struct ast_channel *ast);
-static struct ast_frame *vpb_read(struct ast_channel *ast);
-static int vpb_write(struct ast_channel *ast, struct ast_frame *frame);
-static int vpb_indicate(struct ast_channel *ast, int condition, const void *data, size_t datalen);
-static int vpb_fixup(struct ast_channel *oldchan, struct ast_channel *newchan);
-
-static struct ast_channel_tech vpb_tech = {
- .type = "vpb",
- .description = tdesc,
- .capabilities = NULL,
- .properties = 0,
- .requester = vpb_request,
- .requester_with_stream_topology = NULL,
- .devicestate = NULL,
- .presencestate = NULL,
- .send_digit_begin = vpb_digit_begin,
- .send_digit_end = vpb_digit_end,
- .call = vpb_call,
- .hangup = vpb_hangup,
- .answer = vpb_answer,
- .answer_with_stream_topology = NULL,
- .read = vpb_read,
- .read_stream = NULL,
- .write = vpb_write,
- .write_stream = NULL,
- .send_text = NULL,
- .send_image = NULL,
- .send_html = NULL,
- .exception = NULL,
- .early_bridge = NULL,
- .indicate = vpb_indicate,
- .fixup = vpb_fixup,
- .setoption = NULL,
- .queryoption = NULL,
- .transfer = NULL,
- .write_video = NULL,
- .write_text = NULL,
- .func_channel_read = NULL,
- .func_channel_write = NULL,
-};
-
-static struct ast_channel_tech vpb_tech_indicate = {
- .type = "vpb",
- .description = tdesc,
- .capabilities = NULL,
- .properties = 0,
- .requester = vpb_request,
- .requester_with_stream_topology = NULL,
- .devicestate = NULL,
- .presencestate = NULL,
- .send_digit_begin = vpb_digit_begin,
- .send_digit_end = vpb_digit_end,
- .call = vpb_call,
- .hangup = vpb_hangup,
- .answer = vpb_answer,
- .answer_with_stream_topology = NULL,
- .read = vpb_read,
- .read_stream = NULL,
- .write = vpb_write,
- .write_stream = NULL,
- .send_text = NULL,
- .send_image = NULL,
- .send_html = NULL,
- .exception = NULL,
- .early_bridge = NULL,
- .indicate = NULL,
- .fixup = vpb_fixup,
- .setoption = NULL,
- .queryoption = NULL,
- .transfer = NULL,
- .write_video = NULL,
- .write_text = NULL,
- .func_channel_read = NULL,
- .func_channel_write = NULL,
-};
-
-#if defined(VPB_NATIVE_BRIDGING)
-/* Can't get ast_vpb_bridge() working on v4pci without either a horrible
-* high pitched feedback noise or bad hiss noise depending on gain settings
-* Get asterisk to do the bridging
-*/
-#define BAD_V4PCI_BRIDGE
-
-/* This one enables a half duplex bridge which may be required to prevent high pitched
- * feedback when getting asterisk to do the bridging and when using certain gain settings.
- */
-/* #define HALF_DUPLEX_BRIDGE */
-
-/* This is the Native bridge code, which Asterisk will try before using its own bridging code */
-static enum ast_bridge_result ast_vpb_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags, struct ast_frame **fo, struct ast_channel **rc, int timeoutms)
-{
- struct vpb_pvt *p0 = (struct vpb_pvt *)ast_channel_tech_pvt(c0);
- struct vpb_pvt *p1 = (struct vpb_pvt *)ast_channel_tech_pvt(c1);
- int i;
- int res;
- struct ast_channel *cs[3];
- struct ast_channel *who;
- struct ast_frame *f;
-
- cs[0] = c0;
- cs[1] = c1;
-
- #ifdef BAD_V4PCI_BRIDGE
- if (p0->vpb_model == vpb_model_v4pci)
- return AST_BRIDGE_FAILED_NOWARN;
- #endif
- if (UseNativeBridge != 1) {
- return AST_BRIDGE_FAILED_NOWARN;
- }
-
-/*
- ast_mutex_lock(&p0->lock);
- ast_mutex_lock(&p1->lock);
-*/
-
- /* Bridge channels, check if we can. I believe we always can, so find a slot.*/
-
- ast_mutex_lock(&bridge_lock);
- for (i = 0; i < max_bridges; i++)
- if (!bridges[i].inuse)
- break;
- if (i < max_bridges) {
- bridges[i].inuse = 1;
- bridges[i].endbridge = 0;
- bridges[i].flags = flags;
- bridges[i].rc = rc;
- bridges[i].fo = fo;
- bridges[i].c0 = c0;
- bridges[i].c1 = c1;
- }
- ast_mutex_unlock(&bridge_lock);
-
- if (i == max_bridges) {
- ast_log(LOG_WARNING, "%s: vpb_bridge: Failed to bridge %s and %s!\n", p0->dev, ast_channel_name(c0), ast_channel_name(c1));
- ast_mutex_unlock(&p0->lock);
- ast_mutex_unlock(&p1->lock);
- return AST_BRIDGE_FAILED_NOWARN;
- } else {
- /* Set bridge pointers. You don't want to take these locks while holding bridge lock.*/
- ast_mutex_lock(&p0->lock);
- p0->bridge = &bridges[i];
- ast_mutex_unlock(&p0->lock);
-
- ast_mutex_lock(&p1->lock);
- p1->bridge = &bridges[i];
- ast_mutex_unlock(&p1->lock);
-
- ast_verb(2, "%s: vpb_bridge: Bridging call entered with [%s, %s]\n", p0->dev, ast_channel_name(c0), ast_channel_name(c1));
- }
-
- ast_verb(3, "Native bridging %s and %s\n", ast_channel_name(c0), ast_channel_name(c1));
-
- #ifdef HALF_DUPLEX_BRIDGE
-
- ast_debug(2, "%s: vpb_bridge: Starting half-duplex bridge [%s, %s]\n", p0->dev, ast_channel_name(c0), ast_channel_name(c1));
-
- int dir = 0;
-
- memset(p0->buf, 0, sizeof(p0->buf));
- memset(p1->buf, 0, sizeof(p1->buf));
-
- vpb_record_buf_start(p0->handle, VPB_ALAW);
- vpb_record_buf_start(p1->handle, VPB_ALAW);
-
- vpb_play_buf_start(p0->handle, VPB_ALAW);
- vpb_play_buf_start(p1->handle, VPB_ALAW);
-
- while (!bridges[i].endbridge) {
- struct vpb_pvt *from, *to;
- if (++dir % 2) {
- from = p0;
- to = p1;
- } else {
- from = p1;
- to = p0;
- }
- vpb_record_buf_sync(from->handle, from->buf, VPB_SAMPLES);
- vpb_play_buf_sync(to->handle, from->buf, VPB_SAMPLES);
- }
-
- vpb_record_buf_finish(p0->handle);
- vpb_record_buf_finish(p1->handle);
-
- vpb_play_buf_finish(p0->handle);
- vpb_play_buf_finish(p1->handle);
-
- ast_debug(2, "%s: vpb_bridge: Finished half-duplex bridge [%s, %s]\n", p0->dev, ast_channel_name(c0), ast_channel_name(c1));
-
- res = VPB_OK;
-
- #else
-
- res = vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_ON);
- if (res == VPB_OK) {
- /* pthread_cond_wait(&bridges[i].cond, &bridges[i].lock);*/ /* Wait for condition signal. */
- while (!bridges[i].endbridge) {
- /* Are we really ment to be doing nothing ?!?! */
- who = ast_waitfor_n(cs, 2, &timeoutms);
- if (!who) {
- if (!timeoutms) {
- res = AST_BRIDGE_RETRY;
- break;
- }
- ast_debug(1, "%s: vpb_bridge: Empty frame read...\n", p0->dev);
- /* check for hangup / whentohangup */
- if (ast_check_hangup(c0) || ast_check_hangup(c1))
- break;
- continue;
- }
- f = ast_read(who);
- if (!f || ((f->frametype == AST_FRAME_DTMF) &&
- (((who == c0) && (flags & AST_BRIDGE_DTMF_CHANNEL_0)) ||
- ((who == c1) && (flags & AST_BRIDGE_DTMF_CHANNEL_1))))) {
- *fo = f;
- *rc = who;
- ast_debug(1, "%s: vpb_bridge: Got a [%s]\n", p0->dev, f ? "digit" : "hangup");
-#if 0
- if ((c0->tech_pvt == pvt0) && (!ast_check_hangup(c0))) {
- if (pr0->set_rtp_peer(c0, NULL, NULL, 0))
- ast_log(LOG_WARNING, "Channel '%s' failed to revert\n", c0->name);
- }
- if ((c1->tech_pvt == pvt1) && (!ast_check_hangup(c1))) {
- if (pr1->set_rtp_peer(c1, NULL, NULL, 0))
- ast_log(LOG_WARNING, "Channel '%s' failed to revert back\n", c1->name);
- }
- /* That's all we needed */
- return 0;
-#endif
- /* Check if we need to break */
- if (break_for_dtmf) {
- break;
- } else if ((f->frametype == AST_FRAME_DTMF) && ((f->subclass.integer == '#') || (f->subclass.integer == '*'))) {
- break;
- }
- } else {
- if ((f->frametype == AST_FRAME_DTMF) ||
- (f->frametype == AST_FRAME_VOICE) ||
- (f->frametype == AST_FRAME_VIDEO))
- {
- /* Forward voice or DTMF frames if they happen upon us */
- /* Actually I dont think we want to forward on any frames!
- if (who == c0) {
- ast_write(c1, f);
- } else if (who == c1) {
- ast_write(c0, f);
- }
- */
- }
- ast_frfree(f);
- }
- /* Swap priority not that it's a big deal at this point */
- cs[2] = cs[0];
- cs[0] = cs[1];
- cs[1] = cs[2];
- };
- vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_OFF);
- }
-
- #endif
-
- ast_mutex_lock(&bridge_lock);
- bridges[i].inuse = 0;
- ast_mutex_unlock(&bridge_lock);
-
- p0->bridge = NULL;
- p1->bridge = NULL;
-
-
- ast_verb(2, "Bridging call done with [%s, %s] => %d\n", ast_channel_name(c0), ast_channel_name(c1), res);
-
-/*
- ast_mutex_unlock(&p0->lock);
- ast_mutex_unlock(&p1->lock);
-*/
- return (res == VPB_OK) ? AST_BRIDGE_COMPLETE : AST_BRIDGE_FAILED;
-}
-#endif /* defined(VPB_NATIVE_BRIDGING) */
-
-/* Caller ID can be located in different positions between the rings depending on your Telco
- * Australian (Telstra) callerid starts 700ms after 1st ring and finishes 1.5s after first ring
- * Use ANALYSE_CID to record rings and determine location of callerid
- */
-/* #define ANALYSE_CID */
-#define RING_SKIP 300
-#define CID_MSECS 2000
-
-static void get_callerid(struct vpb_pvt *p)
-{
- short buf[CID_MSECS*8]; /* 8kHz sampling rate */
- struct timeval cid_record_time;
- int rc;
- struct ast_channel *owner = p->owner;
-/*
- char callerid[AST_MAX_EXTENSION] = "";
-*/
-#ifdef ANALYSE_CID
- void * ws;
- char * file="cidsams.wav";
-#endif
-
-
- if (ast_mutex_trylock(&p->record_lock) == 0) {
-
- cid_record_time = ast_tvnow();
- ast_verb(4, "CID record - start\n");
-
- /* Skip any trailing ringtone */
- if (UsePolarityCID != 1){
- vpb_sleep(RING_SKIP);
- }
-
- ast_verb(4, "CID record - skipped %lldms trailing ring\n",
- (long long int) ast_tvdiff_ms(ast_tvnow(), cid_record_time));
- cid_record_time = ast_tvnow();
-
- /* Record bit between the rings which contains the callerid */
- vpb_record_buf_start(p->handle, VPB_LINEAR);
- rc = vpb_record_buf_sync(p->handle, (char*)buf, sizeof(buf));
- vpb_record_buf_finish(p->handle);
-#ifdef ANALYSE_CID
- vpb_wave_open_write(&ws, file, VPB_LINEAR);
- vpb_wave_write(ws, (char *)buf, sizeof(buf));
- vpb_wave_close_write(ws);
-#endif
-
- ast_verb(4, "CID record - recorded %lldms between rings\n",
- (long long int) ast_tvdiff_ms(ast_tvnow(), cid_record_time));
-
- ast_mutex_unlock(&p->record_lock);
-
- if (rc != VPB_OK) {
- ast_log(LOG_ERROR, "Failed to record caller id sample on %s\n", p->dev);
- return;
- }
-
- VPB_CID *cli_struct = new VPB_CID;
- cli_struct->ra_cldn[0] = 0;
- cli_struct->ra_cn[0] = 0;
- /* This decodes FSK 1200baud type callerid */
- if ((rc = vpb_cid_decode2(cli_struct, buf, CID_MSECS * 8)) == VPB_OK ) {
- /*
- if (owner->cid.cid_num)
- ast_free(owner->cid.cid_num);
- owner->cid.cid_num=NULL;
- if (owner->cid.cid_name)
- ast_free(owner->cid.cid_name);
- owner->cid.cid_name=NULL;
- */
-
- if (cli_struct->ra_cldn[0] == '\0') {
- /*
- owner->cid.cid_num = ast_strdup(cli_struct->cldn);
- owner->cid.cid_name = ast_strdup(cli_struct->cn);
- */
- if (owner) {
- ast_set_callerid(owner, cli_struct->cldn, cli_struct->cn, cli_struct->cldn);
- } else {
- strcpy(p->cid_num, cli_struct->cldn);
- strcpy(p->cid_name, cli_struct->cn);
- }
- ast_verb(4, "CID record - got [%s] [%s]\n",
- S_COR(ast_channel_caller(owner)->id.number.valid, ast_channel_caller(owner)->id.number.str, ""),
- S_COR(ast_channel_caller(owner)->id.name.valid, ast_channel_caller(owner)->id.name.str, ""));
- snprintf(p->callerid, sizeof(p->callerid), "%s %s", cli_struct->cldn, cli_struct->cn);
- } else {
- ast_log(LOG_ERROR, "CID record - No caller id avalable on %s \n", p->dev);
- }
-
- } else {
- ast_log(LOG_ERROR, "CID record - Failed to decode caller id on %s - %d\n", p->dev, rc);
- ast_copy_string(p->callerid, "unknown", sizeof(p->callerid));
- }
- delete cli_struct;
-
- } else
- ast_log(LOG_ERROR, "CID record - Failed to set record mode for caller id on %s\n", p->dev);
-}
-
-static void get_callerid_ast(struct vpb_pvt *p)
-{
- struct callerid_state *cs;
- char buf[1024];
- char *name = NULL, *number = NULL;
- int flags;
- int rc = 0, vrc;
- int sam_count = 0;
- struct ast_channel *owner = p->owner;
- int which_cid;
-/*
- float old_gain;
-*/
-#ifdef ANALYSE_CID
- void * ws;
- char * file = "cidsams.wav";
-#endif
-
- if (p->callerid_type == 1) {
- ast_verb(4, "Collected caller ID already\n");
- return;
- }
- else if (p->callerid_type == 2 ) {
- which_cid = CID_SIG_V23;
- ast_verb(4, "Collecting Caller ID v23...\n");
- }
- else if (p->callerid_type == 3) {
- which_cid = CID_SIG_BELL;
- ast_verb(4, "Collecting Caller ID bell...\n");
- } else {
- ast_verb(4, "Caller ID disabled\n");
- return;
- }
-/* vpb_sleep(RING_SKIP); */
-/* vpb_record_get_gain(p->handle, &old_gain); */
- cs = callerid_new(which_cid);
- if (cs) {
-#ifdef ANALYSE_CID
- vpb_wave_open_write(&ws, file, VPB_MULAW);
- vpb_record_set_gain(p->handle, 3.0);
- vpb_record_set_hw_gain(p->handle, 12.0);
-#endif
- vpb_record_buf_start(p->handle, VPB_MULAW);
- while ((rc == 0) && (sam_count < 8000 * 3)) {
- vrc = vpb_record_buf_sync(p->handle, (char*)buf, sizeof(buf));
- if (vrc != VPB_OK)
- ast_log(LOG_ERROR, "%s: Caller ID couldn't read audio buffer!\n", p->dev);
- rc = callerid_feed(cs, (unsigned char *)buf, sizeof(buf), ast_format_ulaw);
-#ifdef ANALYSE_CID
- vpb_wave_write(ws, (char *)buf, sizeof(buf));
-#endif
- sam_count += sizeof(buf);
- ast_verb(4, "Collecting Caller ID samples [%d][%d]...\n", sam_count, rc);
- }
- vpb_record_buf_finish(p->handle);
-#ifdef ANALYSE_CID
- vpb_wave_close_write(ws);
-#endif
- if (rc == 1) {
- callerid_get(cs, &name, &number, &flags);
- ast_debug(1, "%s: Caller ID name [%s] number [%s] flags [%d]\n", p->dev, name, number, flags);
- } else {
- ast_log(LOG_ERROR, "%s: Failed to decode Caller ID \n", p->dev);
- }
-/* vpb_record_set_gain(p->handle, old_gain); */
-/* vpb_record_set_hw_gain(p->handle,6.0); */
- } else {
- ast_log(LOG_ERROR, "%s: Failed to create Caller ID struct\n", p->dev);
- }
- ast_party_number_free(&ast_channel_caller(owner)->id.number);
- ast_party_number_init(&ast_channel_caller(owner)->id.number);
- ast_party_name_free(&ast_channel_caller(owner)->id.name);
- ast_party_name_init(&ast_channel_caller(owner)->id.name);
- if (number)
- ast_shrink_phone_number(number);
- ast_set_callerid(owner,
- number, name,
- ast_channel_caller(owner)->ani.number.valid ? NULL : number);
- if (!ast_strlen_zero(name)){
- snprintf(p->callerid, sizeof(p->callerid), "%s %s", number, name);
- } else {
- ast_copy_string(p->callerid, number, sizeof(p->callerid));
- }
- if (cs)
- callerid_free(cs);
-}
-
-/* Terminate any tones we are presently playing */
-static void stoptone(int handle)
-{
- int ret;
- VPB_EVENT je;
- while (vpb_playtone_state(handle) != VPB_OK) {
- vpb_tone_terminate(handle);
- ret = vpb_get_event_ch_async(handle, &je);
- if ((ret == VPB_OK) && (je.type != VPB_DIALEND)) {
- ast_verb(4, "Stop tone collected a wrong event!![%d]\n", je.type);
-/* vpb_put_event(&je); */
- }
- vpb_sleep(10);
- }
-}
-
-/* Safe vpb_playtone_async */
-static int playtone( int handle, VPB_TONE *tone)
-{
- int ret = VPB_OK;
- stoptone(handle);
- ast_verb(4, "[%02d]: Playing tone\n", handle);
- ret = vpb_playtone_async(handle, tone);
- return ret;
-}
-
-static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)
-{
- struct ast_frame f = {AST_FRAME_CONTROL}; /* default is control, Clear rest. */
- int endbridge = 0;
-
- ast_verb(4, "%s: handle_owned: got event: [%d=>%d]\n", p->dev, e->type, e->data);
-
- f.src = "vpb";
- switch (e->type) {
- case VPB_RING:
- if (p->mode == MODE_FXO) {
- f.subclass.integer = AST_CONTROL_RING;
- vpb_timer_stop(p->ring_timer);
- vpb_timer_start(p->ring_timer);
- } else
- f.frametype = AST_FRAME_NULL; /* ignore ring on station port. */
- break;
-
- case VPB_RING_OFF:
- f.frametype = AST_FRAME_NULL;
- break;
-
- case VPB_TIMEREXP:
- if (e->data == p->busy_timer_id) {
- playtone(p->handle, &Busytone);
- p->state = VPB_STATE_PLAYBUSY;
- vpb_timer_stop(p->busy_timer);
- vpb_timer_start(p->busy_timer);
- f.frametype = AST_FRAME_NULL;
- } else if (e->data == p->ringback_timer_id) {
- playtone(p->handle, &Ringbacktone);
- vpb_timer_stop(p->ringback_timer);
- vpb_timer_start(p->ringback_timer);
- f.frametype = AST_FRAME_NULL;
- } else if (e->data == p->ring_timer_id) {
- /* We didnt get another ring in time! */
- if (ast_channel_state(p->owner) != AST_STATE_UP) {
- /* Assume caller has hung up */
- vpb_timer_stop(p->ring_timer);
- f.subclass.integer = AST_CONTROL_HANGUP;
- } else {
- vpb_timer_stop(p->ring_timer);
- f.frametype = AST_FRAME_NULL;
- }
-
- } else {
- f.frametype = AST_FRAME_NULL; /* Ignore. */
- }
- break;
-
- case VPB_DTMF_DOWN:
- case VPB_DTMF:
- if (use_ast_dtmfdet) {
- f.frametype = AST_FRAME_NULL;
- } else if (ast_channel_state(p->owner) == AST_STATE_UP) {
- f.frametype = AST_FRAME_DTMF;
- f.subclass.integer = e->data;
- } else
- f.frametype = AST_FRAME_NULL;
- break;
-
- case VPB_TONEDETECT:
- if (e->data == VPB_BUSY || e->data == VPB_BUSY_308 || e->data == VPB_BUSY_AUST ) {
- ast_debug(4, "%s: handle_owned: got event: BUSY\n", p->dev);
- if (ast_channel_state(p->owner) == AST_STATE_UP) {
- f.subclass.integer = AST_CONTROL_HANGUP;
- } else {
- f.subclass.integer = AST_CONTROL_BUSY;
- }
- } else if (e->data == VPB_FAX) {
- if (!p->faxhandled) {
- if (strcmp(ast_channel_exten(p->owner), "fax")) {
- const char *target_context = S_OR(ast_channel_macrocontext(p->owner), ast_channel_context(p->owner));
-
- if (ast_exists_extension(p->owner, target_context, "fax", 1,
- S_COR(ast_channel_caller(p->owner)->id.number.valid, ast_channel_caller(p->owner)->id.number.str, NULL))) {
- ast_verb(3, "Redirecting %s to fax extension\n", ast_channel_name(p->owner));
- /* Save the DID/DNIS when we transfer the fax call to a "fax" extension */
- pbx_builtin_setvar_helper(p->owner, "FAXEXTEN", ast_channel_exten(p->owner));
- if (ast_async_goto(p->owner, target_context, "fax", 1)) {
- ast_log(LOG_WARNING, "Failed to async goto '%s' into fax of '%s'\n", ast_channel_name(p->owner), target_context);
- }
- } else {
- ast_log(LOG_NOTICE, "Fax detected, but no fax extension\n");
- }
- } else {
- ast_debug(1, "Already in a fax extension, not redirecting\n");
- }
- } else {
- ast_debug(1, "Fax already handled\n");
- }
- } else if (e->data == VPB_GRUNT) {
- if (ast_tvdiff_ms(ast_tvnow(), p->lastgrunt) > gruntdetect_timeout) {
- /* Nothing heard on line for a very long time
- * Timeout connection */
- ast_verb(3, "grunt timeout\n");
- ast_log(LOG_NOTICE, "%s: Line hangup due of lack of conversation\n", p->dev);
- f.subclass.integer = AST_CONTROL_HANGUP;
- } else {
- p->lastgrunt = ast_tvnow();
- f.frametype = AST_FRAME_NULL;
- }
- } else {
- f.frametype = AST_FRAME_NULL;
- }
- break;
-
- case VPB_CALLEND:
- #ifdef DIAL_WITH_CALL_PROGRESS
- if (e->data == VPB_CALL_CONNECTED) {
- f.subclass.integer = AST_CONTROL_ANSWER;
- } else if (e->data == VPB_CALL_NO_DIAL_TONE || e->data == VPB_CALL_NO_RING_BACK) {
- f.subclass.integer = AST_CONTROL_CONGESTION;
- } else if (e->data == VPB_CALL_NO_ANSWER || e->data == VPB_CALL_BUSY) {
- f.subclass.integer = AST_CONTROL_BUSY;
- } else if (e->data == VPB_CALL_DISCONNECTED) {
- f.subclass.integer = AST_CONTROL_HANGUP;
- }
- #else
- ast_log(LOG_NOTICE, "%s: Got call progress callback but blind dialing \n", p->dev);
- f.frametype = AST_FRAME_NULL;
- #endif
- break;
-
- case VPB_STATION_OFFHOOK:
- f.subclass.integer = AST_CONTROL_ANSWER;
- break;
-
- case VPB_DROP:
- if ((p->mode == MODE_FXO) && (UseLoopDrop)) { /* ignore loop drop on stations */
- if (ast_channel_state(p->owner) == AST_STATE_UP) {
- f.subclass.integer = AST_CONTROL_HANGUP;
- } else {
- f.frametype = AST_FRAME_NULL;
- }
- }
- break;
- case VPB_LOOP_ONHOOK:
- if (ast_channel_state(p->owner) == AST_STATE_UP) {
- f.subclass.integer = AST_CONTROL_HANGUP;
- } else {
- f.frametype = AST_FRAME_NULL;
- }
- break;
- case VPB_STATION_ONHOOK:
- f.subclass.integer = AST_CONTROL_HANGUP;
- break;
-
- case VPB_STATION_FLASH:
- f.subclass.integer = AST_CONTROL_FLASH;
- break;
-
- /* Called when dialing has finished and ringing starts
- * No indication that call has really been answered when using blind dialing
- */
- case VPB_DIALEND:
- if (p->state < 5) {
- f.subclass.integer = AST_CONTROL_ANSWER;
- ast_verb(2, "%s: Dialend\n", p->dev);
- } else {
- f.frametype = AST_FRAME_NULL;
- }
- break;
-
-/* case VPB_PLAY_UNDERFLOW:
- f.frametype = AST_FRAME_NULL;
- vpb_reset_play_fifo_alarm(p->handle);
- break;
-
- case VPB_RECORD_OVERFLOW:
- f.frametype = AST_FRAME_NULL;
- vpb_reset_record_fifo_alarm(p->handle);
- break;
-*/
- default:
- f.frametype = AST_FRAME_NULL;
- break;
- }
-
-/*
- ast_verb(4, "%s: LOCKING in handle_owned [%d]\n", p->dev,res);
- res = ast_mutex_lock(&p->lock);
- ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
-*/
- if (p->bridge) { /* Check what happened, see if we need to report it. */
- switch (f.frametype) {
- case AST_FRAME_DTMF:
- if ( !(p->bridge->c0 == p->owner &&
- (p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_0) ) &&
- !(p->bridge->c1 == p->owner &&
- (p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_1) )) {
- /* Kill bridge, this is interesting. */
- endbridge = 1;
- }
- break;
-
- case AST_FRAME_CONTROL:
- endbridge = 1;
- break;
-
- default:
- break;
- }
-
- if (endbridge) {
- if (p->bridge->fo) {
- *p->bridge->fo = ast_frisolate(&f);
- }
-
- if (p->bridge->rc) {
- *p->bridge->rc = p->owner;
- }
-
- ast_mutex_lock(&p->bridge->lock);
- p->bridge->endbridge = 1;
- ast_cond_signal(&p->bridge->cond);
- ast_mutex_unlock(&p->bridge->lock);
- }
- }
-
- if (endbridge) {
- ast_mutex_unlock(&p->lock);
-/*
- ast_verb(4, "%s: unLOCKING in handle_owned [%d]\n", p->dev,res);
-*/
- return 0;
- }
-
- ast_verb(4, "%s: handle_owned: Prepared frame type[%d]subclass[%d], bridge=%p owner=[%s]\n",
- p->dev, f.frametype, f.subclass.integer, (void *)p->bridge, ast_channel_name(p->owner));
-
- /* Trylock used here to avoid deadlock that can occur if we
- * happen to be in here handling an event when hangup is called
- * Problem is that hangup holds p->owner->lock
- */
- if ((f.frametype >= 0) && (f.frametype != AST_FRAME_NULL) && (p->owner)) {
- if (ast_channel_trylock(p->owner) == 0) {
- ast_queue_frame(p->owner, &f);
- ast_channel_unlock(p->owner);
- ast_verb(4, "%s: handled_owned: Queued Frame to [%s]\n", p->dev, ast_channel_name(p->owner));
- } else {
- ast_verbose("%s: handled_owned: Missed event %d/%d \n",
- p->dev, f.frametype, f.subclass.integer);
- }
- }
- ast_mutex_unlock(&p->lock);
-/*
- ast_verb(4, "%s: unLOCKING in handle_owned [%d]\n", p->dev,res);
-*/
-
- return 0;
-}
-
-static inline int monitor_handle_notowned(struct vpb_pvt *p, VPB_EVENT *e)
-{
- char s[2] = {0};
- struct ast_channel *owner = p->owner;
- char cid_num[256];
- char cid_name[256];
-/*
- struct ast_channel *c;
-*/
-
- char str[VPB_MAX_STR];
-
- vpb_translate_event(e, str);
- ast_verb(4, "%s: handle_notowned: mode=%d, event[%d][%s]=[%d]\n", p->dev, p->mode, e->type,str, e->data);
-
- switch (e->type) {
- case VPB_LOOP_ONHOOK:
- case VPB_LOOP_POLARITY:
- if (UsePolarityCID == 1) {
- ast_verb(4, "Polarity reversal\n");
- if (p->callerid_type == 1) {
- ast_verb(4, "Using VPB Caller ID\n");
- get_callerid(p); /* UK CID before 1st ring*/
- }
-/* get_callerid_ast(p); */ /* Caller ID using the ast functions */
- }
- break;
- case VPB_RING:
- if (p->mode == MODE_FXO) /* FXO port ring, start * */ {
- vpb_new(p, AST_STATE_RING, p->context, NULL, NULL);
- if (UsePolarityCID != 1) {
- if (p->callerid_type == 1) {
- ast_verb(4, "Using VPB Caller ID\n");
- get_callerid(p); /* Australian CID only between 1st and 2nd ring */
- }
- get_callerid_ast(p); /* Caller ID using the ast functions */
- } else {
- ast_log(LOG_ERROR, "Setting caller ID: %s %s\n", p->cid_num, p->cid_name);
- ast_set_callerid(p->owner, p->cid_num, p->cid_name, p->cid_num);
- p->cid_num[0] = 0;
- p->cid_name[0] = 0;
- }
-
- vpb_timer_stop(p->ring_timer);
- vpb_timer_start(p->ring_timer);
- }
- break;
-
- case VPB_RING_OFF:
- break;
-
- case VPB_STATION_OFFHOOK:
- if (p->mode == MODE_IMMEDIATE) {
- vpb_new(p,AST_STATE_RING, p->context, NULL, NULL);
- } else {
- ast_verb(4, "%s: handle_notowned: playing dialtone\n", p->dev);
- playtone(p->handle, &Dialtone);
- p->state = VPB_STATE_PLAYDIAL;
- p->wantdtmf = 1;
- p->ext[0] = 0; /* Just to be sure & paranoid.*/
- }
- break;
-
- case VPB_DIALEND:
- if (p->mode == MODE_DIALTONE) {
- if (p->state == VPB_STATE_PLAYDIAL) {
- playtone(p->handle, &Dialtone);
- p->wantdtmf = 1;
- p->ext[0] = 0; /* Just to be sure & paranoid. */
- }
-#if 0
- /* These are not needed as they have timers to restart them */
- else if (p->state == VPB_STATE_PLAYBUSY) {
- playtone(p->handle, &Busytone);
- p->wantdtmf = 1;
- p->ext[0] = 0;
- } else if (p->state == VPB_STATE_PLAYRING) {
- playtone(p->handle, &Ringbacktone);
- p->wantdtmf = 1;
- p->ext[0] = 0;
- }
-#endif
- } else {
- ast_verb(4, "%s: handle_notowned: Got a DIALEND when not really expected\n",p->dev);
- }
- break;
-
- case VPB_STATION_ONHOOK: /* clear ext */
- stoptone(p->handle);
- p->wantdtmf = 1 ;
- p->ext[0] = 0;
- p->state = VPB_STATE_ONHOOK;
- break;
- case VPB_TIMEREXP:
- if (e->data == p->dtmfidd_timer_id) {
- if (ast_exists_extension(NULL, p->context, p->ext, 1, p->callerid)){
- ast_verb(4, "%s: handle_notowned: DTMF IDD timer out, matching on [%s] in [%s]\n", p->dev, p->ext, p->context);
-
- vpb_new(p, AST_STATE_RING, p->context, NULL, NULL);
- }
- } else if (e->data == p->ring_timer_id) {
- /* We didnt get another ring in time! */
- if (p->owner) {
- if (ast_channel_state(p->owner) != AST_STATE_UP) {
- /* Assume caller has hung up */
- vpb_timer_stop(p->ring_timer);
- }
- } else {
- /* No owner any more, Assume caller has hung up */
- vpb_timer_stop(p->ring_timer);
- }
- }
- break;
-
- case VPB_DTMF:
- if (p->state == VPB_STATE_ONHOOK){
- /* DTMF's being passed while on-hook maybe Caller ID */
- if (p->mode == MODE_FXO) {
- if (e->data == DTMF_CID_START) { /* CallerID Start signal */
- p->dtmf_caller_pos = 0; /* Leaves the first digit out */
- memset(p->callerid, 0, sizeof(p->callerid));
- } else if (e->data == DTMF_CID_STOP) { /* CallerID End signal */
- p->callerid[p->dtmf_caller_pos] = '\0';
- ast_verb(3, " %s: DTMF CallerID %s\n", p->dev, p->callerid);
- if (owner) {
- /*
- if (owner->cid.cid_num)
- ast_free(owner->cid.cid_num);
- owner->cid.cid_num=NULL;
- if (owner->cid.cid_name)
- ast_free(owner->cid.cid_name);
- owner->cid.cid_name=NULL;
- owner->cid.cid_num = strdup(p->callerid);
- */
- cid_name[0] = '\0';
- cid_num[0] = '\0';
- ast_callerid_split(p->callerid, cid_name, sizeof(cid_name), cid_num, sizeof(cid_num));
- ast_set_callerid(owner, cid_num, cid_name, cid_num);
-
- } else {
- ast_verb(3, " %s: DTMF CallerID: no owner to assign CID \n", p->dev);
- }
- } else if (p->dtmf_caller_pos < AST_MAX_EXTENSION) {
- if (p->dtmf_caller_pos >= 0) {
- p->callerid[p->dtmf_caller_pos] = e->data;
- }
- p->dtmf_caller_pos++;
- }
- }
- break;
- }
- if (p->wantdtmf == 1) {
- stoptone(p->handle);
- p->wantdtmf = 0;
- }
- p->state = VPB_STATE_GETDTMF;
- s[0] = e->data;
- strncat(p->ext, s, sizeof(p->ext) - strlen(p->ext) - 1);
- #if 0
- if (!strcmp(p->ext, ast_pickup_ext())) {
- /* Call pickup has been dialled! */
- if (ast_pickup_call(c)) {
- /* Call pickup wasnt possible */
- }
- } else
- #endif
- if (ast_exists_extension(NULL, p->context, p->ext, 1, p->callerid)) {
- if (ast_canmatch_extension(NULL, p->context, p->ext, 1, p->callerid)) {
- ast_verb(4, "%s: handle_notowned: Multiple matches on [%s] in [%s]\n", p->dev, p->ext, p->context);
- /* Start DTMF IDD timer */
- vpb_timer_stop(p->dtmfidd_timer);
- vpb_timer_start(p->dtmfidd_timer);
- } else {
- ast_verb(4, "%s: handle_notowned: Matched on [%s] in [%s]\n", p->dev, p->ext , p->context);
- vpb_new(p, AST_STATE_UP, p->context, NULL, NULL);
- }
- } else if (!ast_canmatch_extension(NULL, p->context, p->ext, 1, p->callerid)) {
- if (ast_exists_extension(NULL, "default", p->ext, 1, p->callerid)) {
- vpb_new(p, AST_STATE_UP, "default", NULL, NULL);
- } else if (!ast_canmatch_extension(NULL, "default", p->ext, 1, p->callerid)) {
- ast_verb(4, "%s: handle_notowned: can't match anything in %s or default\n", p->dev, p->context);
- playtone(p->handle, &Busytone);
- vpb_timer_stop(p->busy_timer);
- vpb_timer_start(p->busy_timer);
- p->state = VPB_STATE_PLAYBUSY;
- }
- }
- break;
-
- default:
- /* Ignore.*/
- break;
- }
-
- ast_verb(4, "%s: handle_notowned: mode=%d, [%d=>%d]\n", p->dev, p->mode, e->type, e->data);
-
- return 0;
-}
-
-static void *do_monitor(void *unused)
-{
-
- /* Monitor thread, doesn't die until explicitly killed. */
-
- ast_verb(2, "Starting vpb monitor thread[%ld]\n", pthread_self());
-
- pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
-
- for (;;) {
- VPB_EVENT e;
- VPB_EVENT je;
- char str[VPB_MAX_STR];
- struct vpb_pvt *p;
-
- /*
- ast_verb(4, "Monitor waiting for event\n");
- */
-
- int res = vpb_get_event_sync(&e, VPB_WAIT_TIMEOUT);
- if ((res == VPB_NO_EVENTS) || (res == VPB_TIME_OUT)) {
- /*
- if (res == VPB_NO_EVENTS) {
- ast_verb(4, "No events....\n");
- } else {
- ast_verb(4, "No events, timed out....\n");
- }
- */
- continue;
- }
-
- if (res != VPB_OK) {
- ast_log(LOG_ERROR,"Monitor get event error %d\n", res );
- ast_verbose("Monitor get event error %d\n", res );
- continue;
- }
-
- str[0] = 0;
-
- p = NULL;
-
- ast_mutex_lock(&monlock);
- if (e.type == VPB_NULL_EVENT) {
- ast_verb(4, "Monitor got null event\n");
- } else {
- vpb_translate_event(&e, str);
- if (*str && *(str + 1)) {
- str[strlen(str) - 1] = '\0';
- }
-
- ast_mutex_lock(&iflock);
- for (p = iflist; p && p->handle != e.handle; p = p->next);
- ast_mutex_unlock(&iflock);
-
- if (p) {
- ast_verb(4, "%s: Event [%d=>%s]\n",
- p ? p->dev : "null", e.type, str);
- }
- }
-
- ast_mutex_unlock(&monlock);
-
- if (!p) {
- if (e.type != VPB_NULL_EVENT) {
- ast_log(LOG_WARNING, "Got event [%s][%d], no matching iface!\n", str, e.type);
- ast_verb(4, "vpb/ERR: No interface for Event [%d=>%s] \n", e.type, str);
- }
- continue;
- }
-
- /* flush the event from the channel event Q */
- vpb_get_event_ch_async(e.handle, &je);
- vpb_translate_event(&je, str);
- ast_verb(5, "%s: Flushing event [%d]=>%s\n", p->dev, je.type, str);
-
- /* Check for ownership and locks */
- if ((p->owner) && (!p->golock)) {
- /* Need to get owner lock */
- /* Safely grab both p->lock and p->owner->lock so that there
- cannot be a race with something from the other side */
- /*
- ast_mutex_lock(&p->lock);
- while (ast_mutex_trylock(&p->owner->lock)) {
- ast_mutex_unlock(&p->lock);
- usleep(1);
- ast_mutex_lock(&p->lock);
- if (!p->owner)
- break;
- }
- if (p->owner)
- p->golock = 1;
- */
- }
- /* Two scenarios: Are you owned or not. */
- if (p->owner) {
- monitor_handle_owned(p, &e);
- } else {
- monitor_handle_notowned(p, &e);
- }
- /* if ((!p->owner)&&(p->golock)) {
- ast_mutex_unlock(&p->owner->lock);
- ast_mutex_unlock(&p->lock);
- }
- */
-
- }
-
- return NULL;
-}
-
-static int restart_monitor(void)
-{
- int error = 0;
-
- /* If we're supposed to be stopped -- stay stopped */
- if (mthreadactive == -2)
- return 0;
-
- ast_verb(4, "Restarting monitor\n");
-
- ast_mutex_lock(&monlock);
- if (monitor_thread == pthread_self()) {
- ast_log(LOG_WARNING, "Cannot kill myself\n");
- error = -1;
- ast_verb(4, "Monitor trying to kill monitor\n");
- } else {
- if (mthreadactive != -1) {
- /* Why do other drivers kill the thread? No need says I, simply awake thread with event. */
- VPB_EVENT e;
- e.handle = 0;
- e.type = VPB_EVT_NONE;
- e.data = 0;
-
- ast_verb(4, "Trying to reawake monitor\n");
-
- vpb_put_event(&e);
- } else {
- /* Start a new monitor */
- int pid = ast_pthread_create(&monitor_thread, NULL, do_monitor, NULL);
- ast_verb(4, "Created new monitor thread %d\n", pid);
- if (pid < 0) {
- ast_log(LOG_ERROR, "Unable to start monitor thread.\n");
- error = -1;
- } else {
- mthreadactive = 0; /* Started the thread!*/
- }
- }
- }
- ast_mutex_unlock(&monlock);
-
- ast_verb(4, "Monitor restarted\n");
-
- return error;
-}
-
-/* Per board config that must be called after vpb_open() */
-static void mkbrd(vpb_model_t model, int echo_cancel)
-{
- if (!bridges) {
- if (model == vpb_model_v4pci) {
- max_bridges = MAX_BRIDGES_V4PCI;
- }
- bridges = (vpb_bridge_t *)ast_calloc(1, max_bridges * sizeof(vpb_bridge_t));
- if (!bridges) {
- ast_log(LOG_ERROR, "Failed to initialize bridges\n");
- } else {
- int i;
- for (i = 0; i < max_bridges; i++) {
- ast_mutex_init(&bridges[i].lock);
- ast_cond_init(&bridges[i].cond, NULL);
- }
- }
- }
- if (!echo_cancel) {
- if (model == vpb_model_v4pci) {
- vpb_echo_canc_disable();
- ast_log(LOG_NOTICE, "Voicetronix echo cancellation OFF\n");
- } else {
- /* need to do it port by port for OpenSwitch */
- }
- } else {
- if (model == vpb_model_v4pci) {
- vpb_echo_canc_enable();
- ast_log(LOG_NOTICE, "Voicetronix echo cancellation ON\n");
- if (ec_supp_threshold > -1) {
- vpb_echo_canc_set_sup_thresh(0, &ec_supp_threshold);
- ast_log(LOG_NOTICE, "Voicetronix EC Sup Thres set\n");
- }
- } else {
- /* need to do it port by port for OpenSwitch */
- }
- }
-}
-
-static struct vpb_pvt *mkif(int board, int channel, int mode, int gains, float txgain, float rxgain,
- float txswgain, float rxswgain, int bal1, int bal2, int bal3,
- char * callerid, int echo_cancel, int group, ast_group_t callgroup, ast_group_t pickupgroup )
-{
- struct vpb_pvt *tmp;
- char buf[64];
-
- tmp = (vpb_pvt *)ast_calloc(1, sizeof(*tmp));
-
- if (!tmp)
- return NULL;
-
- tmp->handle = vpb_open(board, channel);
-
- if (tmp->handle < 0) {
- ast_log(LOG_WARNING, "Unable to create channel vpb/%d-%d: %s\n",
- board, channel, strerror(errno));
- ast_free(tmp);
- return NULL;
- }
-
- snprintf(tmp->dev, sizeof(tmp->dev), "vpb/%d-%d", board, channel);
-
- tmp->mode = mode;
-
- tmp->group = group;
- tmp->callgroup = callgroup;
- tmp->pickupgroup = pickupgroup;
-
- /* Initialize dtmf caller ID position variable */
- tmp->dtmf_caller_pos = 0;
-
- ast_copy_string(tmp->language, language, sizeof(tmp->language));
- ast_copy_string(tmp->context, context, sizeof(tmp->context));
-
- tmp->callerid_type = 0;
- if (callerid) {
- if (strcasecmp(callerid, "on") == 0) {
- tmp->callerid_type = 1;
- ast_copy_string(tmp->callerid, "unknown", sizeof(tmp->callerid));
- } else if (strcasecmp(callerid, "v23") == 0) {
- tmp->callerid_type = 2;
- ast_copy_string(tmp->callerid, "unknown", sizeof(tmp->callerid));
- } else if (strcasecmp(callerid, "bell") == 0) {
- tmp->callerid_type = 3;
- ast_copy_string(tmp->callerid, "unknown", sizeof(tmp->callerid));
- } else {
- ast_copy_string(tmp->callerid, callerid, sizeof(tmp->callerid));
- }
- } else {
- ast_copy_string(tmp->callerid, "unknown", sizeof(tmp->callerid));
- }
-
- /* check if codec balances have been set in the config file */
- if (bal3 >= 0) {
- if ((bal1>=0) && !(bal1 & 32)) bal1 |= 32;
- vpb_set_codec_reg(tmp->handle, 0x42, bal3);
- }
- if (bal1 >= 0) {
- vpb_set_codec_reg(tmp->handle, 0x32, bal1);
- }
- if (bal2 >= 0) {
- vpb_set_codec_reg(tmp->handle, 0x3a, bal2);
- }
-
- if (gains & VPB_GOT_TXHWG) {
- if (txgain > MAX_VPB_GAIN) {
- tmp->txgain = MAX_VPB_GAIN;
- } else if (txgain < MIN_VPB_GAIN) {
- tmp->txgain = MIN_VPB_GAIN;
- } else {
- tmp->txgain = txgain;
- }
-
- ast_log(LOG_NOTICE, "VPB setting Tx Hw gain to [%f]\n", tmp->txgain);
- vpb_play_set_hw_gain(tmp->handle, tmp->txgain);
- }
-
- if (gains & VPB_GOT_RXHWG) {
- if (rxgain > MAX_VPB_GAIN) {
- tmp->rxgain = MAX_VPB_GAIN;
- } else if (rxgain < MIN_VPB_GAIN) {
- tmp->rxgain = MIN_VPB_GAIN;
- } else {
- tmp->rxgain = rxgain;
- }
- ast_log(LOG_NOTICE, "VPB setting Rx Hw gain to [%f]\n", tmp->rxgain);
- vpb_record_set_hw_gain(tmp->handle, tmp->rxgain);
- }
-
- if (gains & VPB_GOT_TXSWG) {
- tmp->txswgain = txswgain;
- ast_log(LOG_NOTICE, "VPB setting Tx Sw gain to [%f]\n", tmp->txswgain);
- vpb_play_set_gain(tmp->handle, tmp->txswgain);
- }
-
- if (gains & VPB_GOT_RXSWG) {
- tmp->rxswgain = rxswgain;
- ast_log(LOG_NOTICE, "VPB setting Rx Sw gain to [%f]\n", tmp->rxswgain);
- vpb_record_set_gain(tmp->handle, tmp->rxswgain);
- }
-
- tmp->vpb_model = vpb_model_unknown;
- if (vpb_get_model(tmp->handle, buf) == VPB_OK) {
- if (strcmp(buf, "V12PCI") == 0) {
- tmp->vpb_model = vpb_model_v12pci;
- } else if (strcmp(buf, "VPB4") == 0) {
- tmp->vpb_model = vpb_model_v4pci;
- }
- }
-
- ast_mutex_init(&tmp->owner_lock);
- ast_mutex_init(&tmp->lock);
- ast_mutex_init(&tmp->record_lock);
- ast_mutex_init(&tmp->play_lock);
- ast_mutex_init(&tmp->play_dtmf_lock);
-
- /* set default read state */
- tmp->read_state = 0;
-
- tmp->golock = 0;
-
- tmp->busy_timer_id = vpb_timer_get_unique_timer_id();
- vpb_timer_open(&tmp->busy_timer, tmp->handle, tmp->busy_timer_id, TIMER_PERIOD_BUSY);
-
- tmp->ringback_timer_id = vpb_timer_get_unique_timer_id();
- vpb_timer_open(&tmp->ringback_timer, tmp->handle, tmp->ringback_timer_id, TIMER_PERIOD_RINGBACK);
-
- tmp->ring_timer_id = vpb_timer_get_unique_timer_id();
- vpb_timer_open(&tmp->ring_timer, tmp->handle, tmp->ring_timer_id, timer_period_ring);
-
- tmp->dtmfidd_timer_id = vpb_timer_get_unique_timer_id();
- vpb_timer_open(&tmp->dtmfidd_timer, tmp->handle, tmp->dtmfidd_timer_id, dtmf_idd);
-
- if (mode == MODE_FXO){
- if (use_ast_dtmfdet)
- vpb_set_event_mask(tmp->handle, VPB_EVENTS_NODTMF);
- else
- vpb_set_event_mask(tmp->handle, VPB_EVENTS_ALL);
- } else {
-/*
- if (use_ast_dtmfdet)
- vpb_set_event_mask(tmp->handle, VPB_EVENTS_NODTMF);
- else
-*/
- vpb_set_event_mask(tmp->handle, VPB_EVENTS_STAT);
- }
-
- if ((tmp->vpb_model == vpb_model_v12pci) && (echo_cancel)) {
- vpb_hostecho_on(tmp->handle);
- }
- if (use_ast_dtmfdet) {
- tmp->vad = ast_dsp_new();
- ast_dsp_set_features(tmp->vad, DSP_FEATURE_DIGIT_DETECT);
- ast_dsp_set_digitmode(tmp->vad, DSP_DIGITMODE_DTMF);
- if (relaxdtmf)
- ast_dsp_set_digitmode(tmp->vad, DSP_DIGITMODE_DTMF|DSP_DIGITMODE_RELAXDTMF);
- } else {
- tmp->vad = NULL;
- }
-
- /* define grunt tone */
- vpb_settonedet(tmp->handle,&toned_ungrunt);
-
- ast_log(LOG_NOTICE,"Voicetronix %s channel %s initialized (rxsg=%f/txsg=%f/rxhg=%f/txhg=%f)(0x%x/0x%x/0x%x)\n",
- (tmp->vpb_model == vpb_model_v4pci) ? "V4PCI" :
- (tmp->vpb_model == vpb_model_v12pci) ? "V12PCI" : "[Unknown model]",
- tmp->dev, tmp->rxswgain, tmp->txswgain, tmp->rxgain, tmp->txgain, bal1, bal2, bal3);
-
- return tmp;
-}
-
-static int vpb_indicate(struct ast_channel *ast, int condition, const void *data, size_t datalen)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
- int res = 0;
-
- if (use_ast_ind == 1) {
- ast_verb(4, "%s: vpb_indicate called when using Ast Indications !?!\n", p->dev);
- return 0;
- }
-
- ast_verb(4, "%s: vpb_indicate [%d] state[%d]\n", p->dev, condition,ast_channel_state(ast));
-/*
- if (ast->_state != AST_STATE_UP) {
- ast_verb(4, "%s: vpb_indicate Not in AST_STATE_UP\n", p->dev, condition,ast->_state);
- return res;
- }
-*/
-
-/*
- ast_verb(4, "%s: LOCKING in indicate \n", p->dev);
- ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count, p->lock.__m_owner);
-*/
- ast_mutex_lock(&p->lock);
- switch (condition) {
- case AST_CONTROL_BUSY:
- case AST_CONTROL_CONGESTION:
- if (ast_channel_state(ast) == AST_STATE_UP) {
- playtone(p->handle, &Busytone);
- p->state = VPB_STATE_PLAYBUSY;
- vpb_timer_stop(p->busy_timer);
- vpb_timer_start(p->busy_timer);
- }
- break;
- case AST_CONTROL_RINGING:
- if (ast_channel_state(ast) == AST_STATE_UP) {
- playtone(p->handle, &Ringbacktone);
- p->state = VPB_STATE_PLAYRING;
- ast_verb(4, "%s: vpb indicate: setting ringback timer [%d]\n", p->dev,p->ringback_timer_id);
-
- vpb_timer_stop(p->ringback_timer);
- vpb_timer_start(p->ringback_timer);
- }
- break;
- case AST_CONTROL_ANSWER:
- case -1: /* -1 means stop playing? */
- vpb_timer_stop(p->ringback_timer);
- vpb_timer_stop(p->busy_timer);
- stoptone(p->handle);
- break;
- case AST_CONTROL_HANGUP:
- if (ast_channel_state(ast) == AST_STATE_UP) {
- playtone(p->handle, &Busytone);
- p->state = VPB_STATE_PLAYBUSY;
- vpb_timer_stop(p->busy_timer);
- vpb_timer_start(p->busy_timer);
- }
- break;
- case AST_CONTROL_HOLD:
- ast_moh_start(ast, (const char *) data, NULL);
- break;
- case AST_CONTROL_UNHOLD:
- ast_moh_stop(ast);
- break;
- case AST_CONTROL_PVT_CAUSE_CODE:
- res = -1;
- break;
- default:
- res = 0;
- break;
- }
- ast_mutex_unlock(&p->lock);
- return res;
-}
-
-static int vpb_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(newchan);
-
-/*
- ast_verb(4, "%s: LOCKING in fixup \n", p->dev);
- ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
-*/
- ast_mutex_lock(&p->lock);
- ast_debug(1, "New owner for channel %s is %s\n", p->dev, ast_channel_name(newchan));
-
- if (p->owner == oldchan) {
- p->owner = newchan;
- }
-
- if (ast_channel_state(newchan) == AST_STATE_RINGING){
- if (use_ast_ind == 1) {
- ast_verb(4, "%s: vpb_fixup Calling ast_indicate\n", p->dev);
- ast_indicate(newchan, AST_CONTROL_RINGING);
- } else {
- ast_verb(4, "%s: vpb_fixup Calling vpb_indicate\n", p->dev);
- vpb_indicate(newchan, AST_CONTROL_RINGING, NULL, 0);
- }
- }
-
- ast_mutex_unlock(&p->lock);
- return 0;
-}
-
-static int vpb_digit_begin(struct ast_channel *ast, char digit)
-{
- /* XXX Modify this callback to let Asterisk control the length of DTMF */
- return 0;
-}
-static int vpb_digit_end(struct ast_channel *ast, char digit, unsigned int duration)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
- char s[2];
-
- if (use_ast_dtmf) {
- ast_verb(4, "%s: vpb_digit: asked to play digit[%c] but we are using asterisk dtmf play back?!\n", p->dev, digit);
- return 0;
- }
-
-/*
- ast_verb(4, "%s: LOCKING in digit \n", p->dev);
- ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
-*/
- ast_mutex_lock(&p->lock);
-
-
- s[0] = digit;
- s[1] = '\0';
-
- ast_verb(4, "%s: vpb_digit: asked to play digit[%s]\n", p->dev, s);
-
- ast_mutex_lock(&p->play_dtmf_lock);
- strncat(p->play_dtmf, s, sizeof(p->play_dtmf) - strlen(p->play_dtmf) - 1);
- ast_mutex_unlock(&p->play_dtmf_lock);
-
- ast_mutex_unlock(&p->lock);
- return 0;
-}
-
-/* Places a call out of a VPB channel */
-static int vpb_call(struct ast_channel *ast, const char *dest, int timeout)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
- int res = 0, i;
- const char *s = strrchr(dest, '/');
- char dialstring[254] = "";
-
-/*
- ast_verb(4, "%s: LOCKING in call \n", p->dev);
- ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
-*/
- ast_mutex_lock(&p->lock);
- ast_verb(4, "%s: starting call to [%s]\n", p->dev, dest);
-
- if (s)
- s = s + 1;
- else
- s = dest;
- ast_copy_string(dialstring, s, sizeof(dialstring));
- for (i = 0; dialstring[i] != '\0'; i++) {
- if ((dialstring[i] == 'w') || (dialstring[i] == 'W'))
- dialstring[i] = ',';
- else if ((dialstring[i] == 'f') || (dialstring[i] == 'F'))
- dialstring[i] = '&';
- }
-
- if (ast_channel_state(ast) != AST_STATE_DOWN && ast_channel_state(ast) != AST_STATE_RESERVED) {
- ast_log(LOG_WARNING, "vpb_call on %s neither down nor reserved!\n", ast_channel_name(ast));
- ast_mutex_unlock(&p->lock);
- return -1;
- }
- if (p->mode != MODE_FXO) /* Station port, ring it. */
- vpb_ring_station_async(p->handle, 2);
- else {
- VPB_CALL call;
- int j;
-
- /* Dial must timeout or it can leave channels unuseable */
- if (timeout == 0) {
- timeout = TIMER_PERIOD_NOANSWER;
- } else {
- timeout = timeout * 1000; /* convert from secs to ms. */
- }
-
- /* These timeouts are only used with call progress dialing */
- call.dialtones = 1; /* Number of dialtones to get outside line */
- call.dialtone_timeout = VPB_DIALTONE_WAIT; /* Wait this long for dialtone (ms) */
- call.ringback_timeout = VPB_RINGWAIT; /* Wait this long for ringing after dialing (ms) */
- call.inter_ringback_timeout = VPB_CONNECTED_WAIT; /* If ringing stops for this long consider it connected (ms) */
- call.answer_timeout = timeout; /* Time to wait for answer after ringing starts (ms) */
- memcpy(&call.tone_map, DialToneMap, sizeof(DialToneMap));
- vpb_set_call(p->handle, &call);
-
- ast_verb(2, "%s: Calling %s on %s \n",p->dev, dialstring, ast_channel_name(ast));
-
- ast_verb(2, "%s: Dial parms for %s %d/%dms/%dms/%dms/%dms\n", p->dev,
- ast_channel_name(ast), call.dialtones, call.dialtone_timeout,
- call.ringback_timeout, call.inter_ringback_timeout,
- call.answer_timeout);
- for (j = 0; !call.tone_map[j].terminate; j++) {
- ast_verb(2, "%s: Dial parms for %s tone %d->%d\n", p->dev,
- ast_channel_name(ast), call.tone_map[j].tone_id, call.tone_map[j].call_id);
- }
-
- ast_verb(4, "%s: Disabling Loop Drop detection\n", p->dev);
- vpb_disable_event(p->handle, VPB_MDROP);
- vpb_sethook_sync(p->handle, VPB_OFFHOOK);
- p->state = VPB_STATE_OFFHOOK;
-
- #ifndef DIAL_WITH_CALL_PROGRESS
- vpb_sleep(300);
- ast_verb(4, "%s: Enabling Loop Drop detection\n", p->dev);
- vpb_enable_event(p->handle, VPB_MDROP);
- res = vpb_dial_async(p->handle, dialstring);
- #else
- ast_verb(4, "%s: Enabling Loop Drop detection\n", p->dev);
- vpb_enable_event(p->handle, VPB_MDROP);
- res = vpb_call_async(p->handle, dialstring);
- #endif
-
- if (res != VPB_OK) {
- ast_debug(1, "Call on %s to %s failed: %d\n", ast_channel_name(ast), s, res);
- res = -1;
- } else
- res = 0;
- }
-
- ast_verb(3, "%s: VPB Calling %s [t=%d] on %s returned %d\n", p->dev , s, timeout, ast_channel_name(ast), res);
- if (res == 0) {
- ast_setstate(ast, AST_STATE_RINGING);
- ast_queue_control(ast, AST_CONTROL_RINGING);
- }
-
- if (!p->readthread) {
- ast_pthread_create(&p->readthread, NULL, do_chanreads, (void *)p);
- }
-
- ast_mutex_unlock(&p->lock);
- return res;
-}
-
-static int vpb_hangup(struct ast_channel *ast)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
- VPB_EVENT je;
- char str[VPB_MAX_STR];
-
-/*
- ast_verb(4, "%s: LOCKING in hangup \n", p->dev);
- ast_verb(4, "%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
- ast_verb(4, "%s: LOCKING pthread_self(%d)\n", p->dev,pthread_self());
- ast_mutex_lock(&p->lock);
-*/
- ast_verb(2, "%s: Hangup requested\n", ast_channel_name(ast));
-
- if (!ast_channel_tech(ast) || !ast_channel_tech_pvt(ast)) {
- ast_log(LOG_WARNING, "%s: channel not connected?\n", ast_channel_name(ast));
- ast_mutex_unlock(&p->lock);
- /* Free up ast dsp if we have one */
- if (use_ast_dtmfdet && p->vad) {
- ast_dsp_free(p->vad);
- p->vad = NULL;
- }
- return 0;
- }
-
-
-
- /* Stop record */
- p->stopreads = 1;
- if (p->readthread) {
- pthread_join(p->readthread, NULL);
- ast_verb(4, "%s: stopped record thread \n", ast_channel_name(ast));
- }
-
- /* Stop play */
- if (p->lastoutput != -1) {
- ast_verb(2, "%s: Ending play mode \n", ast_channel_name(ast));
- vpb_play_terminate(p->handle);
- ast_mutex_lock(&p->play_lock);
- vpb_play_buf_finish(p->handle);
- ast_mutex_unlock(&p->play_lock);
- }
-
- ast_verb(4, "%s: Setting state down\n", ast_channel_name(ast));
- ast_setstate(ast, AST_STATE_DOWN);
-
-
-/*
- ast_verb(4, "%s: LOCKING in hangup \n", p->dev);
- ast_verb(4, "%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
- ast_verb(4, "%s: LOCKING pthread_self(%d)\n", p->dev,pthread_self());
-*/
- ast_mutex_lock(&p->lock);
-
- if (p->mode != MODE_FXO) {
- /* station port. */
- vpb_ring_station_async(p->handle, 0);
- if (p->state != VPB_STATE_ONHOOK) {
- /* This is causing a "dial end" "play tone" loop
- playtone(p->handle, &Busytone);
- p->state = VPB_STATE_PLAYBUSY;
- ast_verb(5, "%s: Station offhook[%d], playing busy tone\n",
- ast->name,p->state);
- */
- } else {
- stoptone(p->handle);
- }
- #ifdef VPB_PRI
- vpb_setloop_async(p->handle, VPB_OFFHOOK);
- vpb_sleep(100);
- vpb_setloop_async(p->handle, VPB_ONHOOK);
- #endif
- } else {
- stoptone(p->handle); /* Terminates any dialing */
- vpb_sethook_sync(p->handle, VPB_ONHOOK);
- p->state=VPB_STATE_ONHOOK;
- }
- while (VPB_OK == vpb_get_event_ch_async(p->handle, &je)) {
- vpb_translate_event(&je, str);
- ast_verb(4, "%s: Flushing event [%d]=>%s\n", ast_channel_name(ast), je.type, str);
- }
-
- p->readthread = 0;
- p->lastoutput = -1;
- p->lastinput = -1;
- p->last_ignore_dtmf = 1;
- p->ext[0] = 0;
- p->dialtone = 0;
-
- p->owner = NULL;
- ast_channel_tech_pvt_set(ast, NULL);
-
- /* Free up ast dsp if we have one */
- if (use_ast_dtmfdet && p->vad) {
- ast_dsp_free(p->vad);
- p->vad = NULL;
- }
-
- ast_verb(2, "%s: Hangup complete\n", ast_channel_name(ast));
-
- restart_monitor();
- ast_mutex_unlock(&p->lock);
- return 0;
-}
-
-static int vpb_answer(struct ast_channel *ast)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
-/*
- VPB_EVENT je;
- int ret;
- ast_verb(4, "%s: LOCKING in answer \n", p->dev);
- ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);
-*/
- ast_mutex_lock(&p->lock);
-
- ast_verb(4, "%s: Answering channel\n", p->dev);
-
- if (p->mode == MODE_FXO) {
- ast_verb(4, "%s: Disabling Loop Drop detection\n", p->dev);
- vpb_disable_event(p->handle, VPB_MDROP);
- }
-
- if (ast_channel_state(ast) != AST_STATE_UP) {
- if (p->mode == MODE_FXO) {
- vpb_sethook_sync(p->handle, VPB_OFFHOOK);
- p->state = VPB_STATE_OFFHOOK;
-/* vpb_sleep(500);
- ret = vpb_get_event_ch_async(p->handle, &je);
- if ((ret == VPB_OK) && ((je.type != VPB_DROP)&&(je.type != VPB_RING))){
- ast_verb(4, "%s: Answer collected a wrong event!!\n", p->dev);
- vpb_put_event(&je);
- }
-*/
- }
- ast_setstate(ast, AST_STATE_UP);
-
- ast_verb(2, "%s: Answered call on %s [%s]\n", p->dev,
- ast_channel_name(ast), (p->mode == MODE_FXO) ? "FXO" : "FXS");
-
- ast_channel_rings_set(ast, 0);
- if (!p->readthread) {
- /* res = ast_mutex_unlock(&p->lock); */
- /* ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res); */
- ast_pthread_create(&p->readthread, NULL, do_chanreads, (void *)p);
- } else {
- ast_verb(4, "%s: Record thread already running!!\n", p->dev);
- }
- } else {
- ast_verb(4, "%s: Answered state is up\n", p->dev);
- /* res = ast_mutex_unlock(&p->lock); */
- /* ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res); */
- }
- vpb_sleep(500);
- if (p->mode == MODE_FXO) {
- ast_verb(4, "%s: Re-enabling Loop Drop detection\n", p->dev);
- vpb_enable_event(p->handle, VPB_MDROP);
- }
- ast_mutex_unlock(&p->lock);
- return 0;
-}
-
-static struct ast_frame *vpb_read(struct ast_channel *ast)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
- static struct ast_frame f = { AST_FRAME_NULL };
-
- f.src = "vpb";
- ast_log(LOG_NOTICE, "%s: vpb_read: should never be called!\n", p->dev);
- ast_verbose("%s: vpb_read: should never be called!\n", p->dev);
-
- return &f;
-}
-
-static inline AudioCompress ast2vpbformat(struct ast_format *format)
-{
- if (ast_format_cmp(format, ast_format_alaw) == AST_FORMAT_CMP_EQUAL) {
- return VPB_ALAW;
- } else if (ast_format_cmp(format, ast_format_slin) == AST_FORMAT_CMP_EQUAL) {
- return VPB_LINEAR;
- } else if (ast_format_cmp(format, ast_format_ulaw) == AST_FORMAT_CMP_EQUAL) {
- return VPB_MULAW;
- } else if (ast_format_cmp(format, ast_format_adpcm) == AST_FORMAT_CMP_EQUAL) {
- return VPB_OKIADPCM;
- } else {
- return VPB_RAW;
- }
-}
-
-static inline const char * ast2vpbformatname(struct ast_format *format)
-{
- if (ast_format_cmp(format, ast_format_alaw) == AST_FORMAT_CMP_EQUAL) {
- return "AST_FORMAT_ALAW:VPB_ALAW";
- } else if (ast_format_cmp(format, ast_format_slin) == AST_FORMAT_CMP_EQUAL) {
- return "AST_FORMAT_SLINEAR:VPB_LINEAR";
- } else if (ast_format_cmp(format, ast_format_ulaw) == AST_FORMAT_CMP_EQUAL) {
- return "AST_FORMAT_ULAW:VPB_MULAW";
- } else if (ast_format_cmp(format, ast_format_adpcm) == AST_FORMAT_CMP_EQUAL) {
- return "AST_FORMAT_ADPCM:VPB_OKIADPCM";
- } else {
- return "UNKN:UNKN";
- }
-}
-
-static inline int astformatbits(struct ast_format *format)
-{
- if (ast_format_cmp(format, ast_format_slin) == AST_FORMAT_CMP_EQUAL) {
- return 16;
- } else if (ast_format_cmp(format, ast_format_adpcm) == AST_FORMAT_CMP_EQUAL) {
- return 4;
- } else {
- return 8;
- }
-}
-
-int a_gain_vector(float g, short *v, int n)
-{
- int i;
- float tmp;
- for (i = 0; i < n; i++) {
- tmp = g * v[i];
- if (tmp > 32767.0)
- tmp = 32767.0;
- if (tmp < -32768.0)
- tmp = -32768.0;
- v[i] = (short)tmp;
- }
- return i;
-}
-
-/* Writes a frame of voice data to a VPB channel */
-static int vpb_write(struct ast_channel *ast, struct ast_frame *frame)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)ast_channel_tech_pvt(ast);
- int res = 0;
- AudioCompress fmt = VPB_RAW;
- struct timeval play_buf_time_start;
- int tdiff;
-
-/* ast_mutex_lock(&p->lock); */
- ast_verb(6, "%s: vpb_write: Writing to channel\n", p->dev);
-
- if (frame->frametype != AST_FRAME_VOICE) {
- ast_verb(4, "%s: vpb_write: Don't know how to handle from type %d\n", ast_channel_name(ast), frame->frametype);
-/* ast_mutex_unlock(&p->lock); */
- return 0;
- } else if (ast_channel_state(ast) != AST_STATE_UP) {
- ast_verb(4, "%s: vpb_write: Attempt to Write frame type[%d]subclass[%s] on not up chan(state[%d])\n",
- ast_channel_name(ast), frame->frametype, ast_format_get_name(frame->subclass.format), ast_channel_state(ast));
- p->lastoutput = -1;
-/* ast_mutex_unlock(&p->lock); */
- return 0;
- }
-/* ast_debug(1, "%s: vpb_write: Checked frame type..\n", p->dev); */
-
-
- fmt = ast2vpbformat(frame->subclass.format);
- if (fmt < 0) {
- ast_log(LOG_WARNING, "%s: vpb_write: Cannot handle frames of %s format!\n", ast_channel_name(ast),
- ast_format_get_name(frame->subclass.format));
- return -1;
- }
-
- tdiff = ast_tvdiff_ms(ast_tvnow(), p->lastplay);
- ast_debug(1, "%s: vpb_write: time since last play(%d) \n", p->dev, tdiff);
- if (tdiff < (VPB_SAMPLES / 8 - 1)) {
- ast_debug(1, "%s: vpb_write: Asked to play too often (%d) (%d)\n", p->dev, tdiff, frame->datalen);
-/* return 0; */
- }
- p->lastplay = ast_tvnow();
-/*
- ast_debug(1, "%s: vpb_write: Checked frame format..\n", p->dev);
-*/
-
- ast_mutex_lock(&p->play_lock);
-
-/*
- ast_debug(1, "%s: vpb_write: Got play lock..\n", p->dev);
-*/
-
- /* Check if we have set up the play_buf */
- if (p->lastoutput == -1) {
- vpb_play_buf_start(p->handle, fmt);
- ast_verb(2, "%s: vpb_write: Starting play mode (codec=%d)[%s]\n", p->dev, fmt, ast2vpbformatname(frame->subclass.format));
- p->lastoutput = fmt;
- ast_mutex_unlock(&p->play_lock);
- return 0;
- } else if (p->lastoutput != fmt) {
- vpb_play_buf_finish(p->handle);
- vpb_play_buf_start(p->handle, fmt);
- ast_verb(2, "%s: vpb_write: Changed play format (%d=>%d)\n", p->dev, p->lastoutput, fmt);
- ast_mutex_unlock(&p->play_lock);
- return 0;
- }
- p->lastoutput = fmt;
-
-
-
- /* Apply extra gain ! */
- if( p->txswgain > MAX_VPB_GAIN )
- a_gain_vector(p->txswgain - MAX_VPB_GAIN , (short*)frame->data.ptr, frame->datalen / sizeof(short));
-
-/* ast_debug(1, "%s: vpb_write: Applied gain..\n", p->dev); */
-/* ast_debug(1, "%s: vpb_write: play_buf_time %d\n", p->dev, p->play_buf_time); */
-
- if ((p->read_state == 1) && (p->play_buf_time < 5)){
- play_buf_time_start = ast_tvnow();
-/* res = vpb_play_buf_sync(p->handle, (char *)frame->data, tdiff * 8 * 2); */
- res = vpb_play_buf_sync(p->handle, (char *)frame->data.ptr, frame->datalen);
- if(res == VPB_OK) {
- short * data = (short*)frame->data.ptr;
- ast_verb(6, "%s: vpb_write: Wrote chan (codec=%d) %d %d\n", p->dev, fmt, data[0], data[1]);
- }
- p->play_buf_time = ast_tvdiff_ms(ast_tvnow(), play_buf_time_start);
- } else {
- p->chuck_count++;
- ast_debug(1, "%s: vpb_write: Tossed data away, tooooo much data!![%d]\n", p->dev, p->chuck_count);
- p->play_buf_time = 0;
- }
-
- ast_mutex_unlock(&p->play_lock);
-/* ast_mutex_unlock(&p->lock); */
- ast_verb(6, "%s: vpb_write: Done Writing to channel\n", p->dev);
- return 0;
-}
-
-/* Read monitor thread function. */
-static void *do_chanreads(void *pvt)
-{
- struct vpb_pvt *p = (struct vpb_pvt *)pvt;
- struct ast_frame *fr = &p->fr;
- char *readbuf = ((char *)p->buf) + AST_FRIENDLY_OFFSET;
- int bridgerec = 0;
- struct ast_format *tmpfmt;
- int readlen, res, trycnt=0;
- AudioCompress fmt;
- int ignore_dtmf;
- const char * getdtmf_var = NULL;
-
- fr->frametype = AST_FRAME_VOICE;
- fr->src = "vpb";
- fr->mallocd = 0;
- fr->delivery.tv_sec = 0;
- fr->delivery.tv_usec = 0;
- fr->samples = VPB_SAMPLES;
- fr->offset = AST_FRIENDLY_OFFSET;
- memset(p->buf, 0, sizeof p->buf);
-
- ast_verb(3, "%s: chanreads: starting thread\n", p->dev);
- ast_mutex_lock(&p->record_lock);
-
- p->stopreads = 0;
- p->read_state = 1;
- while (!p->stopreads && p->owner) {
-
- ast_verb(5, "%s: chanreads: Starting cycle ...\n", p->dev);
- ast_verb(5, "%s: chanreads: Checking bridge \n", p->dev);
- if (p->bridge) {
- bridgerec = 0;
- } else {
- bridgerec = ast_channel_is_bridged(p->owner) ? 1 : 0;
- }
-
-/* if ((p->owner->_state != AST_STATE_UP) || !bridgerec) */
- if ((ast_channel_state(p->owner) != AST_STATE_UP)) {
- if (ast_channel_state(p->owner) != AST_STATE_UP) {
- ast_verb(5, "%s: chanreads: Im not up[%d]\n", p->dev, ast_channel_state(p->owner));
- } else {
- ast_verb(5, "%s: chanreads: No bridgerec[%d]\n", p->dev, bridgerec);
- }
- vpb_sleep(10);
- continue;
- }
-
- /* Voicetronix DTMF detection can be triggered off ordinary speech
- * This leads to annoying beeps during the conversation
- * Avoid this problem by just setting VPB_GETDTMF when you want to listen for DTMF
- */
- /* ignore_dtmf = 1; */
- ignore_dtmf = 0; /* set this to 1 to turn this feature on */
- getdtmf_var = pbx_builtin_getvar_helper(p->owner, "VPB_GETDTMF");
- if (getdtmf_var && strcasecmp(getdtmf_var, "yes") == 0)
- ignore_dtmf = 0;
-
- if ((ignore_dtmf != p->last_ignore_dtmf) && (!use_ast_dtmfdet)){
- ast_verb(2, "%s:Now %s DTMF \n",
- p->dev, ignore_dtmf ? "ignoring" : "listening for");
- vpb_set_event_mask(p->handle, ignore_dtmf ? VPB_EVENTS_NODTMF : VPB_EVENTS_ALL );
- }
- p->last_ignore_dtmf = ignore_dtmf;
-
- /* Play DTMF digits here to avoid problem you get if playing a digit during
- * a record operation
- */
- ast_verb(6, "%s: chanreads: Checking dtmf's \n", p->dev);
- ast_mutex_lock(&p->play_dtmf_lock);
- if (p->play_dtmf[0]) {
- /* Try to ignore DTMF event we get after playing digit */
- /* This DTMF is played by asterisk and leads to an annoying trailing beep on CISCO phones */
- if (!ignore_dtmf) {
- vpb_set_event_mask(p->handle, VPB_EVENTS_NODTMF );
- }
- if (p->bridge == NULL) {
- vpb_dial_sync(p->handle, p->play_dtmf);
- ast_verb(2, "%s: chanreads: Played DTMF %s\n", p->dev, p->play_dtmf);
- } else {
- ast_verb(2, "%s: chanreads: Not playing DTMF frame on native bridge\n", p->dev);
- }
- p->play_dtmf[0] = '\0';
- ast_mutex_unlock(&p->play_dtmf_lock);
- vpb_sleep(700); /* Long enough to miss echo and DTMF event */
- if( !ignore_dtmf)
- vpb_set_event_mask(p->handle, VPB_EVENTS_ALL);
- continue;
- }
- ast_mutex_unlock(&p->play_dtmf_lock);
-
- if (p->owner) {
- tmpfmt = ast_channel_rawreadformat(p->owner);
- } else {
- tmpfmt = ast_format_slin;
- }
- fmt = ast2vpbformat(tmpfmt);
- if (fmt < 0) {
- ast_log(LOG_WARNING, "%s: Record failure (unsupported format %s)\n", p->dev, ast_format_get_name(tmpfmt));
- return NULL;
- }
- readlen = VPB_SAMPLES * astformatbits(tmpfmt) / 8;
-
- if (p->lastinput == -1) {
- vpb_record_buf_start(p->handle, fmt);
-/* vpb_reset_record_fifo_alarm(p->handle); */
- p->lastinput = fmt;
- ast_verb(2, "%s: Starting record mode (codec=%d)[%s]\n", p->dev, fmt, ast2vpbformatname(tmpfmt));
- continue;
- } else if (p->lastinput != fmt) {
- vpb_record_buf_finish(p->handle);
- vpb_record_buf_start(p->handle, fmt);
- p->lastinput = fmt;
- ast_verb(2, "%s: Changed record format (%d=>%d)\n", p->dev, p->lastinput, fmt);
- continue;
- }
-
- /* Read only if up and not bridged, or a bridge for which we can read. */
- ast_verb(6, "%s: chanreads: getting buffer!\n", p->dev);
- if( (res = vpb_record_buf_sync(p->handle, readbuf, readlen) ) == VPB_OK ) {
- ast_verb(6, "%s: chanreads: got buffer!\n", p->dev);
- /* Apply extra gain ! */
- if( p->rxswgain > MAX_VPB_GAIN )
- a_gain_vector(p->rxswgain - MAX_VPB_GAIN, (short *)readbuf, readlen / sizeof(short));
- ast_verb(6, "%s: chanreads: applied gain\n", p->dev);
-
- fr->subclass.format = tmpfmt;
- fr->data.ptr = readbuf;
- fr->datalen = readlen;
- fr->frametype = AST_FRAME_VOICE;
-
- if ((use_ast_dtmfdet) && (p->vad)) {
- fr = ast_dsp_process(p->owner, p->vad, fr);
- if (fr && (fr->frametype == AST_FRAME_DTMF)) {
- ast_debug(1, "%s: chanreads: Detected DTMF '%c'\n", p->dev, fr->subclass.integer);
- } else if (fr->subclass.integer == 'f') {
- }
- }
- /* Using trylock here to prevent deadlock when channel is hungup
- * (ast_hangup() immediately gets lock)
- */
- if (p->owner && !p->stopreads) {
- ast_verb(6, "%s: chanreads: queueing buffer on read frame q (state[%d])\n", p->dev, ast_channel_state(p->owner));
- do {
- res = ast_channel_trylock(p->owner);
- trycnt++;
- } while ((res !=0 ) && (trycnt < 300));
- if (res == 0) {
- ast_queue_frame(p->owner, fr);
- ast_channel_unlock(p->owner);
- } else {
- ast_verb(5, "%s: chanreads: Couldnt get lock after %d tries!\n", p->dev, trycnt);
- }
- trycnt = 0;
-
-/*
- res = ast_mutex_trylock(&p->owner->lock);
- if (res == 0) {
- ast_queue_frame(p->owner, fr);
- ast_mutex_unlock(&p->owner->lock);
- } else {
- if (res == EINVAL)
- ast_verb(5, "%s: chanreads: try owner->lock gave me EINVAL[%d]\n", p->dev, res);
- else if (res == EBUSY)
- ast_verb(5, "%s: chanreads: try owner->lock gave me EBUSY[%d]\n", p->dev, res);
- while (res != 0) {
- res = ast_mutex_trylock(&p->owner->lock);
- }
- if (res == 0) {
- ast_queue_frame(p->owner, fr);
- ast_mutex_unlock(&p->owner->lock);
- } else {
- if (res == EINVAL) {
- ast_verb(5, "%s: chanreads: try owner->lock gave me EINVAL[%d]\n", p->dev, res);
- } else if (res == EBUSY) {
- ast_verb(5, "%s: chanreads: try owner->lock gave me EBUSY[%d]\n", p->dev, res);
- }
- ast_verb(5, "%s: chanreads: Couldnt get lock on owner[%s][%d][%d] channel to send frame!\n", p->dev, p->owner->name, (int)p->owner->lock.__m_owner, (int)p->owner->lock.__m_count);
- }
- }
-*/
- short *data = (short *)readbuf;
- ast_verb(7, "%s: Read channel (codec=%d) %d %d\n", p->dev, fmt, data[0], data[1]);
- } else {
- ast_verb(5, "%s: p->stopreads[%d] p->owner[%p]\n", p->dev, p->stopreads, (void *)p->owner);
- }
- }
- ast_verb(5, "%s: chanreads: Finished cycle...\n", p->dev);
- }
- p->read_state = 0;
-
- /* When stopreads seen, go away! */
- vpb_record_buf_finish(p->handle);
- p->read_state = 0;
- ast_mutex_unlock(&p->record_lock);
-
- ast_verb(2, "%s: Ending record mode (%d/%s)\n",
- p->dev, p->stopreads, p->owner ? "yes" : "no");
- return NULL;
-}
-
-static struct ast_channel *vpb_new(struct vpb_pvt *me, enum ast_channel_state state, const char *context, const struct ast_assigned_ids *assignedids, const struct ast_channel *requestor)
-{
- struct ast_channel *tmp;
- char cid_num[256];
- char cid_name[256];
-
- if (me->owner) {
- ast_log(LOG_WARNING, "Called vpb_new on owned channel (%s) ?!\n", me->dev);
- return NULL;
- }
- ast_verb(4, "%s: New call for context [%s]\n", me->dev, context);
-
- tmp = ast_channel_alloc(1, state, 0, 0, "", me->ext, me->context, assignedids, requestor, AST_AMA_NONE, "%s", me->dev);
- if (tmp) {
- if (use_ast_ind == 1){
- ast_channel_tech_set(tmp, &vpb_tech_indicate);
- } else {
- ast_channel_tech_set(tmp, &vpb_tech);
- }
-
- ast_channel_callgroup_set(tmp, me->callgroup);
- ast_channel_pickupgroup_set(tmp, me->pickupgroup);
-
- /* Linear is the preferred format. Although Voicetronix supports other formats
- * they are all converted to/from linear in the vpb code. Best for us to use
- * linear since we can then adjust volume in this modules.
- */
- ast_channel_nativeformats_set(tmp, vpb_tech.capabilities);
- ast_channel_set_rawreadformat(tmp, ast_format_slin);
- ast_channel_set_rawwriteformat(tmp, ast_format_slin);
- if (state == AST_STATE_RING) {
- ast_channel_rings_set(tmp, 1);
- cid_name[0] = '\0';
- cid_num[0] = '\0';
- ast_callerid_split(me->callerid, cid_name, sizeof(cid_name), cid_num, sizeof(cid_num));
- ast_set_callerid(tmp, cid_num, cid_name, cid_num);
- }
- ast_channel_tech_pvt_set(tmp, me);
-
- ast_channel_context_set(tmp, context);
- if (!ast_strlen_zero(me->ext))
- ast_channel_exten_set(tmp, me->ext);
- else
- ast_channel_exten_set(tmp, "s");
- if (!ast_strlen_zero(me->language))
- ast_channel_language_set(tmp, me->language);
- ast_channel_unlock(tmp);
-
- me->owner = tmp;
-
- me->bridge = NULL;
- me->lastoutput = -1;
- me->lastinput = -1;
- me->last_ignore_dtmf = 1;
- me->readthread = 0;
- me->play_dtmf[0] = '\0';
- me->faxhandled = 0;
-
- me->lastgrunt = ast_tvnow(); /* Assume at least one grunt tone seen now. */
- me->lastplay = ast_tvnow(); /* Assume at least one grunt tone seen now. */
-
- if (state != AST_STATE_DOWN) {
- if ((me->mode != MODE_FXO) && (state != AST_STATE_UP)) {
- vpb_answer(tmp);
- }
- if (ast_pbx_start(tmp)) {
- ast_log(LOG_WARNING, "Unable to start PBX on %s\n", ast_channel_name(tmp));
- ast_hangup(tmp);
- }
- }
- } else {
- ast_log(LOG_WARNING, "Unable to allocate channel structure\n");
- }
- return tmp;
-}
-
-static struct ast_channel *vpb_request(const char *type, struct ast_format_cap *cap, const struct ast_assigned_ids *assignedids, const struct ast_channel *requestor, const char *data, int *cause)
-{
- struct vpb_pvt *p;
- struct ast_channel *tmp = NULL;
- char *sepstr, *name;
- const char *s;
- int group = -1;
-
- if (!(ast_format_cap_iscompatible_format(cap, ast_format_slin))) {
- struct ast_str *buf;
-
- buf = ast_str_create(AST_FORMAT_CAP_NAMES_LEN);
- if (!buf) {
- return NULL;
- }
- ast_log(LOG_NOTICE, "Asked to create a channel for unsupported formats: %s\n",
- ast_format_cap_get_names(cap, &buf));
- ast_free(buf);
- return NULL;
- }
-
- name = ast_strdup(S_OR(data, ""));
-
- sepstr = name;
- s = strsep(&sepstr, "/"); /* Handle / issues */
- if (!s)
- s = "";
- /* Check if we are looking for a group */
- if (toupper(name[0]) == 'G' || toupper(name[0]) == 'R') {
- group = atoi(name + 1);
- }
- /* Search for an unowned channel */
- ast_mutex_lock(&iflock);
- for (p = iflist; p; p = p->next) {
- if (group == -1) {
- if (strncmp(s, p->dev + 4, sizeof p->dev) == 0) {
- if (!p->owner) {
- tmp = vpb_new(p, AST_STATE_DOWN, p->context, assignedids, requestor);
- break;
- }
- }
- } else {
- if ((p->group == group) && (!p->owner)) {
- tmp = vpb_new(p, AST_STATE_DOWN, p->context, assignedids, requestor);
- break;
- }
- }
- }
- ast_mutex_unlock(&iflock);
-
-
- ast_verb(2, " %s requested, got: [%s]\n", name, tmp ? ast_channel_name(tmp) : "None");
-
- ast_free(name);
-
- restart_monitor();
- return tmp;
-}
-
-static float parse_gain_value(const char *gain_type, const char *value)
-{
- float gain;
-
- /* try to scan number */
- if (sscanf(value, "%f", &gain) != 1) {
- ast_log(LOG_ERROR, "Invalid %s value '%s' in '%s' config\n", value, gain_type, config);
- return DEFAULT_GAIN;
- }
-
-
- /* percentage? */
- /*if (value[strlen(value) - 1] == '%') */
- /* return gain / (float)100; */
-
- return gain;
-}
-
-
-static int unload_module(void)
-{
- struct vpb_pvt *p;
- /* First, take us out of the channel loop */
- if (use_ast_ind == 1){
- ast_channel_unregister(&vpb_tech_indicate);
- } else {
- ast_channel_unregister(&vpb_tech);
- }
-
- ast_mutex_lock(&iflock);
- /* Hangup all interfaces if they have an owner */
- for (p = iflist; p; p = p->next) {
- if (p->owner)
- ast_softhangup(p->owner, AST_SOFTHANGUP_APPUNLOAD);
- }
- iflist = NULL;
- ast_mutex_unlock(&iflock);
-
- ast_mutex_lock(&monlock);
- if (mthreadactive > -1) {
- pthread_cancel(monitor_thread);
- pthread_join(monitor_thread, NULL);
- }
- mthreadactive = -2;
- ast_mutex_unlock(&monlock);
-
- ast_mutex_lock(&iflock);
- /* Destroy all the interfaces and free their memory */
-
- while (iflist) {
- p = iflist;
- ast_mutex_destroy(&p->lock);
- pthread_cancel(p->readthread);
- ast_mutex_destroy(&p->owner_lock);
- ast_mutex_destroy(&p->record_lock);
- ast_mutex_destroy(&p->play_lock);
- ast_mutex_destroy(&p->play_dtmf_lock);
- p->readthread = 0;
-
- vpb_close(p->handle);
-
- iflist = iflist->next;
-
- ast_free(p);
- }
- iflist = NULL;
- ast_mutex_unlock(&iflock);
-
- if (bridges) {
- ast_mutex_lock(&bridge_lock);
- for (int i = 0; i < max_bridges; i++) {
- ast_mutex_destroy(&bridges[i].lock);
- ast_cond_destroy(&bridges[i].cond);
- }
- ast_free(bridges);
- bridges = NULL;
- ast_mutex_unlock(&bridge_lock);
- }
-
- ao2_cleanup(vpb_tech.capabilities);
- vpb_tech.capabilities = NULL;
- ao2_cleanup(vpb_tech_indicate.capabilities);
- vpb_tech_indicate.capabilities = NULL;
- return 0;
-}
-
-/*!
- * \brief Load the module
- *
- * Module loading including tests for configuration or dependencies.
- * This function can return AST_MODULE_LOAD_FAILURE, AST_MODULE_LOAD_DECLINE,
- * or AST_MODULE_LOAD_SUCCESS. If a dependency or environment variable fails
- * tests return AST_MODULE_LOAD_FAILURE. If the module can not load the
- * configuration file or other non-critical problem return
- * AST_MODULE_LOAD_DECLINE. On success return AST_MODULE_LOAD_SUCCESS.
- */
-static enum ast_module_load_result load_module()
-{
- struct ast_config *cfg;
- struct ast_variable *v;
- struct ast_flags config_flags = { 0 };
- struct vpb_pvt *tmp;
- int board = 0, group = 0;
- ast_group_t callgroup = 0;
- ast_group_t pickupgroup = 0;
- int mode = MODE_IMMEDIATE;
- float txgain = DEFAULT_GAIN, rxgain = DEFAULT_GAIN;
- float txswgain = 0, rxswgain = 0;
- int got_gain=0;
- int first_channel = 1;
- int echo_cancel = DEFAULT_ECHO_CANCEL;
- enum ast_module_load_result error = AST_MODULE_LOAD_SUCCESS; /* Error flag */
- int bal1 = -1; /* Special value - means do not set */
- int bal2 = -1;
- int bal3 = -1;
- char * callerid = NULL;
- int num_cards = 0;
-
- vpb_tech.capabilities = ast_format_cap_alloc(AST_FORMAT_CAP_FLAG_DEFAULT);
- if (!vpb_tech.capabilities) {
- return AST_MODULE_LOAD_DECLINE;
- }
- vpb_tech_indicate.capabilities = ast_format_cap_alloc(AST_FORMAT_CAP_FLAG_DEFAULT);
- if (!vpb_tech_indicate.capabilities) {
- return AST_MODULE_LOAD_DECLINE;
- }
- ast_format_cap_append(vpb_tech.capabilities, ast_format_slin, 0);
- ast_format_cap_append(vpb_tech_indicate.capabilities, ast_format_slin, 0);
- try {
- num_cards = vpb_get_num_cards();
- } catch (std::exception&) {
- ast_log(LOG_ERROR, "No Voicetronix cards detected\n");
- return AST_MODULE_LOAD_DECLINE;
- }
-
- int ports_per_card[num_cards];
- for (int i = 0; i < num_cards; ++i)
- ports_per_card[i] = vpb_get_ports_per_card(i);
-
- cfg = ast_config_load(config, config_flags);
-
- /* We *must* have a config file otherwise stop immediately */
- if (!cfg || cfg == CONFIG_STATUS_FILEINVALID) {
- ast_log(LOG_ERROR, "Unable to load config %s\n", config);
- return AST_MODULE_LOAD_DECLINE;
- }
-
- ast_mutex_lock(&iflock);
- v = ast_variable_browse(cfg, "general");
- while (v){
- if (strcasecmp(v->name, "cards") == 0) {
- ast_log(LOG_NOTICE, "VPB Driver configured to use [%d] cards\n", atoi(v->value));
- } else if (strcasecmp(v->name, "indication") == 0) {
- use_ast_ind = 1;
- ast_log(LOG_NOTICE, "VPB driver using Asterisk Indication functions!\n");
- } else if (strcasecmp(v->name, "break-for-dtmf") == 0) {
- if (ast_true(v->value)) {
- break_for_dtmf = 1;
- } else {
- break_for_dtmf = 0;
- ast_log(LOG_NOTICE, "VPB driver not stopping for DTMF's in native bridge\n");
- }
- } else if (strcasecmp(v->name, "ast-dtmf") == 0) {
- use_ast_dtmf = 1;
- ast_log(LOG_NOTICE, "VPB driver using Asterisk DTMF play functions!\n");
- } else if (strcasecmp(v->name, "ast-dtmf-det") == 0) {
- use_ast_dtmfdet = 1;
- ast_log(LOG_NOTICE, "VPB driver using Asterisk DTMF detection functions!\n");
- } else if (strcasecmp(v->name, "relaxdtmf") == 0) {
- relaxdtmf = 1;
- ast_log(LOG_NOTICE, "VPB driver using Relaxed DTMF with Asterisk DTMF detections functions!\n");
- } else if (strcasecmp(v->name, "timer_period_ring") == 0) {
- timer_period_ring = atoi(v->value);
- } else if (strcasecmp(v->name, "ecsuppthres") == 0) {
- ec_supp_threshold = (short)atoi(v->value);
- } else if (strcasecmp(v->name, "dtmfidd") == 0) {
- dtmf_idd = atoi(v->value);
- ast_log(LOG_NOTICE, "VPB Driver setting DTMF IDD to [%d]ms\n", dtmf_idd);
- }
- v = v->next;
- }
-
- v = ast_variable_browse(cfg, "interfaces");
- while (v) {
- /* Create the interface list */
- if (strcasecmp(v->name, "board") == 0) {
- board = atoi(v->value);
- } else if (strcasecmp(v->name, "group") == 0) {
- group = atoi(v->value);
- } else if (strcasecmp(v->name, "callgroup") == 0) {
- callgroup = ast_get_group(v->value);
- } else if (strcasecmp(v->name, "pickupgroup") == 0) {
- pickupgroup = ast_get_group(v->value);
- } else if (strcasecmp(v->name, "usepolaritycid") == 0) {
- UsePolarityCID = atoi(v->value);
- } else if (strcasecmp(v->name, "useloopdrop") == 0) {
- UseLoopDrop = atoi(v->value);
- } else if (strcasecmp(v->name, "usenativebridge") == 0) {
- UseNativeBridge = atoi(v->value);
- } else if (strcasecmp(v->name, "channel") == 0) {
- int channel = atoi(v->value);
- if (board >= num_cards || board < 0 || channel < 0 || channel >= ports_per_card[board]) {
- ast_log(LOG_ERROR, "Invalid board/channel (%d/%d) for channel '%s'\n", board, channel, v->value);
- error = AST_MODULE_LOAD_FAILURE;
- goto done;
- }
- tmp = mkif(board, channel, mode, got_gain, txgain, rxgain, txswgain, rxswgain, bal1, bal2, bal3, callerid, echo_cancel,group,callgroup,pickupgroup);
- if (tmp) {
- if (first_channel) {
- mkbrd(tmp->vpb_model, echo_cancel);
- first_channel = 0;
- }
- tmp->next = iflist;
- iflist = tmp;
- } else {
- ast_log(LOG_ERROR, "Unable to register channel '%s'\n", v->value);
- error = AST_MODULE_LOAD_FAILURE;
- goto done;
- }
- } else if (strcasecmp(v->name, "language") == 0) {
- ast_copy_string(language, v->value, sizeof(language));
- } else if (strcasecmp(v->name, "callerid") == 0) {
- callerid = ast_strdup(v->value);
- } else if (strcasecmp(v->name, "mode") == 0) {
- if (strncasecmp(v->value, "di", 2) == 0) {
- mode = MODE_DIALTONE;
- } else if (strncasecmp(v->value, "im", 2) == 0) {
- mode = MODE_IMMEDIATE;
- } else if (strncasecmp(v->value, "fx", 2) == 0) {
- mode = MODE_FXO;
- } else {
- ast_log(LOG_WARNING, "Unknown mode: %s\n", v->value);
- }
- } else if (!strcasecmp(v->name, "context")) {
- ast_copy_string(context, v->value, sizeof(context));
- } else if (!strcasecmp(v->name, "echocancel")) {
- if (!strcasecmp(v->value, "off")) {
- echo_cancel = 0;
- }
- } else if (strcasecmp(v->name, "txgain") == 0) {
- txswgain = parse_gain_value(v->name, v->value);
- got_gain |= VPB_GOT_TXSWG;
- } else if (strcasecmp(v->name, "rxgain") == 0) {
- rxswgain = parse_gain_value(v->name, v->value);
- got_gain |= VPB_GOT_RXSWG;
- } else if (strcasecmp(v->name, "txhwgain") == 0) {
- txgain = parse_gain_value(v->name, v->value);
- got_gain |= VPB_GOT_TXHWG;
- } else if (strcasecmp(v->name, "rxhwgain") == 0) {
- rxgain = parse_gain_value(v->name, v->value);
- got_gain |= VPB_GOT_RXHWG;
- } else if (strcasecmp(v->name, "bal1") == 0) {
- bal1 = strtol(v->value, NULL, 16);
- if (bal1 < 0 || bal1 > 255) {
- ast_log(LOG_WARNING, "Bad bal1 value: %d\n", bal1);
- bal1 = -1;
- }
- } else if (strcasecmp(v->name, "bal2") == 0) {
- bal2 = strtol(v->value, NULL, 16);
- if (bal2 < 0 || bal2 > 255) {
- ast_log(LOG_WARNING, "Bad bal2 value: %d\n", bal2);
- bal2 = -1;
- }
- } else if (strcasecmp(v->name, "bal3") == 0) {
- bal3 = strtol(v->value, NULL, 16);
- if (bal3 < 0 || bal3 > 255) {
- ast_log(LOG_WARNING, "Bad bal3 value: %d\n", bal3);
- bal3 = -1;
- }
- } else if (strcasecmp(v->name, "grunttimeout") == 0) {
- gruntdetect_timeout = 1000 * atoi(v->value);
- }
- v = v->next;
- }
-
- if (gruntdetect_timeout < 1000)
- gruntdetect_timeout = 1000;
-
- done: (void)0;
- ast_mutex_unlock(&iflock);
-
- ast_config_destroy(cfg);
-
- if (use_ast_ind == 1) {
- if (error == AST_MODULE_LOAD_SUCCESS && ast_channel_register(&vpb_tech_indicate) != 0) {
- ast_log(LOG_ERROR, "Unable to register channel class 'vpb'\n");
- error = AST_MODULE_LOAD_FAILURE;
- } else {
- ast_log(LOG_NOTICE, "VPB driver Registered (w/AstIndication)\n");
- }
- } else {
- if (error == AST_MODULE_LOAD_SUCCESS && ast_channel_register(&vpb_tech) != 0) {
- ast_log(LOG_ERROR, "Unable to register channel class 'vpb'\n");
- error = AST_MODULE_LOAD_FAILURE;
- } else {
- ast_log(LOG_NOTICE, "VPB driver Registered )\n");
- }
- }
-
-
- if (error != AST_MODULE_LOAD_SUCCESS)
- unload_module();
- else
- restart_monitor(); /* And start the monitor for the first time */
-
- return error;
-}
-
-/**/
-#if defined(__cplusplus) || defined(c_plusplus)
- }
-#endif
-/**/
-
-AST_MODULE_INFO_STANDARD_DEPRECATED(ASTERISK_GPL_KEY, "Voicetronix API driver");
projects / thirdparty / asterisk.git / commitdiff
